What are the symptoms of gastrinoma?

Answer:
Abdominal pain is the predominant symptom of ulcer disease. About 40% of patients have diarrhea as well. In some patients, diarrhea is the primary symptom of gastrinoma.
First answer by Gale Ency. of Medicine. Last edit by Gale Ency. of Medicine. Contributor trust: 37 [recommend contributor recommended]. Question popularity: 1 [recommend question].