All are true about Neuroendocrine tumor of pancreas except:: (A) Insulinoma is MC, (B) VIP cause diarrhea, (C) Diarrhea is MC symptom of gastrinoma, (D) Somatostatinoma cause gall stone formation
Answer is C. “Insulinomas are the most common pancreatic endocrine neoplasms and present with a typical clinical syndrome known as Whipple’s triad" - Schwartz
Gastrinoma (Zollinger-Ellison Syndrome); The most common presenting symptoms are an abdominal pain (70-100%), diarrhea (37-73%). and gastroesophageal reflux disease (GERD) (30- 35%); 10-20% have diarrhea only"-Harrison
Table: GI Neuroendocrine Tumor Syndrome