Pancreatic Endocrine Tumors

Tumor

Hormone

Tumor Location

Symptoms and Signs

ACTHoma

ACTH

Pancreas

Cushing syndrome

Gastrinoma

Gastrin

Pancreas (60%)

Duodenum (30%)

Other (10%)

Abdominal pain, peptic ulcer, diarrhea

Glucagonoma

Glucagon

Pancreas

Glucose intolerance, rash, weight loss, anemia

GRFoma

Growth hormone releasing factor

Lung (54%)

Pancreas (30%)

Jejunum (7%)

Other (13%)

Acromegaly

Insulinoma

Insulin

Pancreas

Fasting hypoglycemia

Somatostatinoma

Somatostatin

Pancreas (56%)

Duodenum/jejunum (44%)

Glucose intolerance, diarrhea, gallstones

Vipoma

Vasoactive intestinal peptidase

Pancreas (90%)

Other (10%)

Severe watery diarrhea, hypokalemia, flushing