Fig. 3
From: Vague neuroglycopenic complaints camouflage diagnosis of adolescent insulinoma: a case report

Gross and microscopic images of resected specimen. a Gross pancreatic specimen following laparoscopic distal pancreatectomy. External surface showing orange ink applied to the area in which a palpable mass was appreciated (circle). b Gross pancreatic body specimen showing cut surface with 1 cm hyperpigmented nodule (arrowhead), which presents a smooth surface distinct from adjacent normal lobulated pancreas. c Histologic section (H&E stain, 40x magnification) of the tumor showing an intact capsule separating it from normal pancreatic tissue. d Synaptophysin immunostain: diffuse positive staining present in tumor cells