Variation and treatment of vessels in laparoscopic right hemicolectomy
Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels an...
Ausführliche Beschreibung
Autor*in: |
Ye, Kai [verfasserIn] Lin, Jianan [verfasserIn] Sun, Yafeng [verfasserIn] Wu, Yiyang [verfasserIn] Xu, Jianhua [verfasserIn] He, Songbing [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2017 |
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Übergeordnetes Werk: |
Enthalten in: Surgical endoscopy and other interventional techniques - New York, NY : Springer, 1987, 32(2017), 3 vom: 21. Juli, Seite 1583-1584 |
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Übergeordnetes Werk: |
volume:32 ; year:2017 ; number:3 ; day:21 ; month:07 ; pages:1583-1584 |
Links: |
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DOI / URN: |
10.1007/s00464-017-5751-2 |
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SPR006337937 |
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520 | |a Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. | ||
650 | 4 | |a Laparoscopic surgery |7 (dpeaa)DE-He213 | |
650 | 4 | |a Right hemicolectomy |7 (dpeaa)DE-He213 | |
650 | 4 | |a Variation of vessels |7 (dpeaa)DE-He213 | |
650 | 4 | |a Treatment of vessels |7 (dpeaa)DE-He213 | |
700 | 1 | |a Lin, Jianan |e verfasserin |4 aut | |
700 | 1 | |a Sun, Yafeng |e verfasserin |4 aut | |
700 | 1 | |a Wu, Yiyang |e verfasserin |4 aut | |
700 | 1 | |a Xu, Jianhua |e verfasserin |4 aut | |
700 | 1 | |a He, Songbing |e verfasserin |4 aut | |
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10.1007/s00464-017-5751-2 doi (DE-627)SPR006337937 (SPR)s00464-017-5751-2-e DE-627 ger DE-627 rakwb eng 610 ASE 610 ASE 44.87 bkl Ye, Kai verfasserin aut Variation and treatment of vessels in laparoscopic right hemicolectomy 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. Laparoscopic surgery (dpeaa)DE-He213 Right hemicolectomy (dpeaa)DE-He213 Variation of vessels (dpeaa)DE-He213 Treatment of vessels (dpeaa)DE-He213 Lin, Jianan verfasserin aut Sun, Yafeng verfasserin aut Wu, Yiyang verfasserin aut Xu, Jianhua verfasserin aut He, Songbing verfasserin aut Enthalten in Surgical endoscopy and other interventional techniques New York, NY : Springer, 1987 32(2017), 3 vom: 21. Juli, Seite 1583-1584 (DE-627)254909620 (DE-600)1463171-4 1432-2218 nnns volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 https://dx.doi.org/10.1007/s00464-017-5751-2 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_267 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_711 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4012 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4328 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 44.87 ASE AR 32 2017 3 21 07 1583-1584 |
spelling |
10.1007/s00464-017-5751-2 doi (DE-627)SPR006337937 (SPR)s00464-017-5751-2-e DE-627 ger DE-627 rakwb eng 610 ASE 610 ASE 44.87 bkl Ye, Kai verfasserin aut Variation and treatment of vessels in laparoscopic right hemicolectomy 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. Laparoscopic surgery (dpeaa)DE-He213 Right hemicolectomy (dpeaa)DE-He213 Variation of vessels (dpeaa)DE-He213 Treatment of vessels (dpeaa)DE-He213 Lin, Jianan verfasserin aut Sun, Yafeng verfasserin aut Wu, Yiyang verfasserin aut Xu, Jianhua verfasserin aut He, Songbing verfasserin aut Enthalten in Surgical endoscopy and other interventional techniques New York, NY : Springer, 1987 32(2017), 3 vom: 21. Juli, Seite 1583-1584 (DE-627)254909620 (DE-600)1463171-4 1432-2218 nnns volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 https://dx.doi.org/10.1007/s00464-017-5751-2 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_267 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_711 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4012 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4328 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 44.87 ASE AR 32 2017 3 21 07 1583-1584 |
allfields_unstemmed |
10.1007/s00464-017-5751-2 doi (DE-627)SPR006337937 (SPR)s00464-017-5751-2-e DE-627 ger DE-627 rakwb eng 610 ASE 610 ASE 44.87 bkl Ye, Kai verfasserin aut Variation and treatment of vessels in laparoscopic right hemicolectomy 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. Laparoscopic surgery (dpeaa)DE-He213 Right hemicolectomy (dpeaa)DE-He213 Variation of vessels (dpeaa)DE-He213 Treatment of vessels (dpeaa)DE-He213 Lin, Jianan verfasserin aut Sun, Yafeng verfasserin aut Wu, Yiyang verfasserin aut Xu, Jianhua verfasserin aut He, Songbing verfasserin aut Enthalten in Surgical endoscopy and other interventional techniques New York, NY : Springer, 1987 32(2017), 3 vom: 21. Juli, Seite 1583-1584 (DE-627)254909620 (DE-600)1463171-4 1432-2218 nnns volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 https://dx.doi.org/10.1007/s00464-017-5751-2 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_267 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_711 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4012 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4328 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 44.87 ASE AR 32 2017 3 21 07 1583-1584 |
allfieldsGer |
10.1007/s00464-017-5751-2 doi (DE-627)SPR006337937 (SPR)s00464-017-5751-2-e DE-627 ger DE-627 rakwb eng 610 ASE 610 ASE 44.87 bkl Ye, Kai verfasserin aut Variation and treatment of vessels in laparoscopic right hemicolectomy 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. Laparoscopic surgery (dpeaa)DE-He213 Right hemicolectomy (dpeaa)DE-He213 Variation of vessels (dpeaa)DE-He213 Treatment of vessels (dpeaa)DE-He213 Lin, Jianan verfasserin aut Sun, Yafeng verfasserin aut Wu, Yiyang verfasserin aut Xu, Jianhua verfasserin aut He, Songbing verfasserin aut Enthalten in Surgical endoscopy and other interventional techniques New York, NY : Springer, 1987 32(2017), 3 vom: 21. Juli, Seite 1583-1584 (DE-627)254909620 (DE-600)1463171-4 1432-2218 nnns volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 https://dx.doi.org/10.1007/s00464-017-5751-2 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_267 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_711 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4012 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4328 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 44.87 ASE AR 32 2017 3 21 07 1583-1584 |
allfieldsSound |
10.1007/s00464-017-5751-2 doi (DE-627)SPR006337937 (SPR)s00464-017-5751-2-e DE-627 ger DE-627 rakwb eng 610 ASE 610 ASE 44.87 bkl Ye, Kai verfasserin aut Variation and treatment of vessels in laparoscopic right hemicolectomy 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. Laparoscopic surgery (dpeaa)DE-He213 Right hemicolectomy (dpeaa)DE-He213 Variation of vessels (dpeaa)DE-He213 Treatment of vessels (dpeaa)DE-He213 Lin, Jianan verfasserin aut Sun, Yafeng verfasserin aut Wu, Yiyang verfasserin aut Xu, Jianhua verfasserin aut He, Songbing verfasserin aut Enthalten in Surgical endoscopy and other interventional techniques New York, NY : Springer, 1987 32(2017), 3 vom: 21. Juli, Seite 1583-1584 (DE-627)254909620 (DE-600)1463171-4 1432-2218 nnns volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 https://dx.doi.org/10.1007/s00464-017-5751-2 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_267 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_711 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4012 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4328 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 44.87 ASE AR 32 2017 3 21 07 1583-1584 |
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Enthalten in Surgical endoscopy and other interventional techniques 32(2017), 3 vom: 21. Juli, Seite 1583-1584 volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 |
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Enthalten in Surgical endoscopy and other interventional techniques 32(2017), 3 vom: 21. Juli, Seite 1583-1584 volume:32 year:2017 number:3 day:21 month:07 pages:1583-1584 |
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Laparoscopic surgery Right hemicolectomy Variation of vessels Treatment of vessels |
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Surgical endoscopy and other interventional techniques |
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Ye, Kai @@aut@@ Lin, Jianan @@aut@@ Sun, Yafeng @@aut@@ Wu, Yiyang @@aut@@ Xu, Jianhua @@aut@@ He, Songbing @@aut@@ |
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The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. 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variation and treatment of vessels in laparoscopic right hemicolectomy |
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Variation and treatment of vessels in laparoscopic right hemicolectomy |
abstract |
Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. |
abstractGer |
Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. |
abstract_unstemmed |
Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery. |
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<?xml version="1.0" encoding="UTF-8"?><collection xmlns="http://www.loc.gov/MARC21/slim"><record><leader>01000caa a22002652 4500</leader><controlfield tag="001">SPR006337937</controlfield><controlfield tag="003">DE-627</controlfield><controlfield tag="005">20230519170248.0</controlfield><controlfield tag="007">cr uuu---uuuuu</controlfield><controlfield tag="008">201002s2017 xx |||||o 00| ||eng c</controlfield><datafield tag="024" ind1="7" ind2=" "><subfield code="a">10.1007/s00464-017-5751-2</subfield><subfield code="2">doi</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(DE-627)SPR006337937</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(SPR)s00464-017-5751-2-e</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">DE-627</subfield><subfield code="b">ger</subfield><subfield code="c">DE-627</subfield><subfield code="e">rakwb</subfield></datafield><datafield tag="041" ind1=" " ind2=" "><subfield code="a">eng</subfield></datafield><datafield tag="082" ind1="0" ind2="4"><subfield code="a">610</subfield><subfield code="q">ASE</subfield></datafield><datafield tag="082" ind1="0" ind2="4"><subfield code="a">610</subfield><subfield code="q">ASE</subfield></datafield><datafield tag="084" ind1=" " ind2=" "><subfield code="a">44.87</subfield><subfield code="2">bkl</subfield></datafield><datafield tag="100" ind1="1" ind2=" "><subfield code="a">Ye, Kai</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Variation and treatment of vessels in laparoscopic right hemicolectomy</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="c">2017</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="a">Text</subfield><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="a">Computermedien</subfield><subfield code="b">c</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="a">Online-Ressource</subfield><subfield code="b">cr</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="520" ind1=" " ind2=" "><subfield code="a">Background With the introduction of complete mesocolic excision (CME) and the application of laparoscopic technique, surgery for colon cancer has become more standardized and the curative effect has improved [1]. The key points in laparoscopic right hemicolectomy are high ligation of main vessels and root dissection of lymph nodes. The wide range of variations in vascular architecture and intraoperative bleeding are common causes of prolonged surgical time, wound hemorrhage, and even transfer to the opening operation. Methods The superior mesenteric vein (SMV) is the most important anatomical landmark in CME for the right colon, and guides all the steps of lymph node dissection. The SMV appears as a pale blue bulge on laparoscopy, which enables accurate positioning. The ileocolic vessel pedicle is relatively constant and facilitates accurate positioning. The intersection of the ileocolic vessel pedicle and the SMV is the optimal starting point in laparoscopic right hemicolectomy using a medial-to-lateral approach. A sheath with an avascular plane can be reached after opening the SMV vascular sheath, which results in less bleeding and enables vascular root and thorough lymph node dissection. The first step is to manage the ileocolic vessels. The ileocolic artery (ICA) is located anterior to the ileocolic vein (ICV) for about one-third of the incidence. The ileocolic vessels are relatively long and are easy to work with. In the vast majority of cases, the ICV drains into the SMV, and into the gastrocolic trunk (GCT) in about 2.5% of cases. The reported incidence of a right colic artery (RCA) is controversial; the RCA is absent in about 50% of cases and often crosses the SMV. The right colic vein (RCV) usually drains into the GCT, but sometimes drains directly into the SMV. The middle colic vessels have great variability and a close anatomical relationship with the pancreas, duodenum, and GCT. Moreover, the transverse colon and mesentery are long, and root positioning and processing of the middle colic vein (MCV) are relatively difficult. With the SMV and pancreas as anatomic landmarks, it is more feasible to locate the blood vessels in the neck of the pancreas. The middle colic artery (MCA) originates from the superior mesenteric artery (SMA), and the distance from the inferior border of the pancreas differs slightly in the literature, but is at the most 5 cm. Identification of the MCA trunk and branches, as well as the common origin of the MCA and RCA, is of great importance for the maintaining the blood supply during surgery for primary colon cancer. The MCV mainly drains into the SMV and GCT; however, if branching variation drains into the jejunal vein, inferior mesenteric vein, or splenic vein, the effect is serious when a vessel is torn. Isolation of the GCT is the step at which bleeding will likely occur in standard right resection and is a difficult stage of the surgery. The GCT has five origins including the right gastroepiploic vein (RGV), right colic vein (RCV), accessory right colic vein (ARCV), pancreaticduodenal vein (PDV), and MCV, which can have 2, 3, or 4 branches; therefore, familiarity with variants may be helpful to avoid bleeding. Approximately 5–10% of colon cancers at the hepatic flexure have No. 6 group lymph node metastasis, and laparoscopic radical extended right hemicolectomy requires thorough dissection of No. 6 group lymph nodes and the omental arcade 10 cm from the pylorus. The inferior arteriovenous vessels are a common source of bleeding, and the RGV can serve as a clue to finding the artery. Conclusions The core area of laparoscopic radical extended right hemicolectomy includes the pancreatic neck, duodenum, and right gastroepiploic vessels. The difficulty lies with the standard treatment of the GCT. A medial-to-lateral approach is more in line with the principle of no-touch in tumor surgery and is applied from lower to upper, inside to outside, and left to right, for both the vessels and plane of dissection. Familiarity with vascular variation and the management of vessels in key areas are essential for successful surgery.</subfield></datafield><datafield tag="650" ind1=" " ind2="4"><subfield code="a">Laparoscopic surgery</subfield><subfield code="7">(dpeaa)DE-He213</subfield></datafield><datafield tag="650" ind1=" " ind2="4"><subfield code="a">Right hemicolectomy</subfield><subfield code="7">(dpeaa)DE-He213</subfield></datafield><datafield tag="650" ind1=" " ind2="4"><subfield code="a">Variation of vessels</subfield><subfield code="7">(dpeaa)DE-He213</subfield></datafield><datafield tag="650" ind1=" " ind2="4"><subfield code="a">Treatment of vessels</subfield><subfield code="7">(dpeaa)DE-He213</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">Lin, Jianan</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">Sun, Yafeng</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">Wu, Yiyang</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">Xu, Jianhua</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">He, Songbing</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="773" ind1="0" ind2="8"><subfield code="i">Enthalten in</subfield><subfield code="t">Surgical endoscopy and other interventional techniques</subfield><subfield code="d">New York, NY : Springer, 1987</subfield><subfield code="g">32(2017), 3 vom: 21. Juli, Seite 1583-1584</subfield><subfield code="w">(DE-627)254909620</subfield><subfield code="w">(DE-600)1463171-4</subfield><subfield code="x">1432-2218</subfield><subfield code="7">nnns</subfield></datafield><datafield tag="773" ind1="1" ind2="8"><subfield code="g">volume:32</subfield><subfield code="g">year:2017</subfield><subfield code="g">number:3</subfield><subfield code="g">day:21</subfield><subfield code="g">month:07</subfield><subfield code="g">pages:1583-1584</subfield></datafield><datafield tag="856" ind1="4" ind2="0"><subfield code="u">https://dx.doi.org/10.1007/s00464-017-5751-2</subfield><subfield code="z">lizenzpflichtig</subfield><subfield code="3">Volltext</subfield></datafield><datafield tag="912" ind1=" " ind2=" "><subfield code="a">GBV_USEFLAG_A</subfield></datafield><datafield tag="912" ind1=" " ind2=" "><subfield code="a">SYSFLAG_A</subfield></datafield><datafield tag="912" ind1=" " ind2=" "><subfield code="a">GBV_SPRINGER</subfield></datafield><datafield 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