Gastric bypass surgery

To present a case of recurrent hypoglycemia following Roux-en-Y gastric bypass (RYGB) surgery whose etiology was determined to be a proinsulin-predominant pancreatic neuroendocrine tumor (a proinsulinoma).

5p caothientrangnguyen 09-05-2020 14 3   Download

Table 100-4 Malabsorption of Cobalamin May Occur in the Following Conditions But Is Not Usually Sufficiently Severe and Prolonged to Cause Megaloblastic Anemia Gastric causes Simple atrophic gastritis (food cobalamin malabsorption) Zollinger–Ellison syndrome Gastric bypass surgery Use of proton pump inhibitors Intestinal causes Gluten-induced enteropathy Severe pancreatitis HIV infection Radiotherapy Graft-versus-host disease Deficiencies of cobalamin, folate, protein, ?riboflavin, ?nicotinic acid Therapy with colchicine, para-aminosalicylate, neomycin, slow-release potassi...

5p thanhongan 07-12-2010 75 3   Download

The three restrictive-malabsorptive bypass procedures combine the elements of gastric restriction and selective malabsorption. These procedures include Roux-en-Y gastric bypass (RYGB), biliopancreatic diversion (BPD), and biliopancreatic diversion with duodenal switch (BPDDS) (Fig. 75-2). RYGB is the most commonly performed and accepted bypass procedure. It may be performed with an open incision or laparoscopically.

5p konheokonmummim 03-12-2010 78 6   Download