Jejunojejunostomy
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| specialty = gastroenterology
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Jejunojejunostomy is a surgical technique used in an anastomosis between two portions of the jejunum.{{cite web|url=https://medical-dictionary.thefreedictionary.com/jejunojejunostomy|title=jejunojejunostomy|publisher=|via=The Free Dictionary}} It is a type of bypass occurring in the intestine. It may lead to marked reduction in the functional volume of the intestine. This technique is also performed using Laparoscopic surgery.{{cite journal | vauthors = Lewis CE, Jensen C, Tejirian T, Dutson E, Mehran A | title = Early jejunojejunostomy obstruction after laparoscopic gastric bypass: case series and treatment algorithm | journal = Surgery for Obesity and Related Diseases | volume = 5 | issue = 2 | pages = 203–7 | date = 1 March 2009 | pmid = 19136308 | doi = 10.1016/j.soard.2008.10.003 }} The surgical procedure can lead to complications including infections, hemorrhage, strictures, ulcers, intestinal obstruction, thromboembolism and malnutrition.{{cite journal | vauthors = Kohli A, Gutnik L, Berman D, Narula A | title = Jejunojejunostomy intussusception after gastric bypass: Case report of a rare but serious complication | journal = International Journal of Surgery Case Reports | volume = 30 | pages = 101–102 | date = 7 December 2016 | pmid = 28006717 | pmc = 5192243 | doi = 10.1016/j.ijscr.2016.10.068 }}{{cite journal | vauthors = Sacks BC, Mattar SG, Qureshi FG, Eid GM, Collins JL, Barinas-Mitchell EJ, Schauer PR, Ramanathan RC | title = Incidence of marginal ulcers and the use of absorbable anastomotic sutures in laparoscopic Roux-en-Y gastric bypass | journal = Surgery for Obesity and Related Diseases | volume = 2 | issue = 1 | pages = 11–6 | year = 2006 | pmid = 16925306 | doi = 10.1016/j.soard.2005.10.013 | publisher = American Society for Bariatric Surgery | quote = Marginal ulceration is a known complication of both open and laparoscopic Roux-en-Y gastric bypass, with an incidence of approximately 1% to 16%; most recent studies cite an incidence of approximately 2% }}{{cite journal | vauthors = John S, Hoegerl C | title = Nutritional deficiencies after gastric bypass surgery | journal = The Journal of the American Osteopathic Association | volume = 109 | issue = 11 | pages = 601–4 | date = November 2009 | pmid = 19948694 | doi=10.7556/jaoa.2009.109.11.601| doi-broken-date = 1 November 2024 |url=https://jom.osteopathic.org/abstract/nutritional-deficiencies-after-gastric-bypass-surgery/ }}