<prompt> All are true about gastrinoma except:Mostly found in gastrinoma triangleIncreases acid productionMost common site is pancreasLymphadenectomy is not required as there is no improvement in survival  <response>: Ans. c Most common site is pancreas MC site is Duodenum 50-70 Pancreas 20-40 Duodenal primary spread to lymph nodes commonly Pancreatic gastrinomas spreads to liver commonly In duodenum MC site is 1st part 2nd Part. 70-90 cases are located in PASSARO TriangleDiarrheas: Explosive diarrhea - carcinoid tumors Early morning spurious diarrhea - Rectal Cancers. Watery Diarrheahypokalemia - VIP omas Pancreatic Cholera - VIP omas Rice water stools - Cholera Pea Soup stools - Typhoid Diarrhea getting reduced on Ryles tube aspiration - Zollinger Ellison Syndrome Gastrinomas 