Week 457: Case 5

1. Presented by Ralph Hruban, M.D. and prepared by Shiyama Mudali, M.D.

This patient presented with hyperglycemia, anemia, diarrhea, and weight loss. Lab tests revealed hypoaminoacidemia, and on physical exam he was found to have a rash on his lower back and buttocks. A pancreatic mass was found and resected. The neoplasm immunolabeled for glucagon. The neoplasm had a mitotic count of 0 mitoses per 10 hpf and a Ki-67 labeling rate of 1%.