的（a）宏观病理学标本。5.5 cm hemangioma containing denuded multiloculated cysts (C) with intracystic hemorrhage. Pancreatic acinar tissue (P). (b) Hematoxylin and eosin stain (160x) of specimen demonstrating cyst lumen (L) lined with endothelial intima (arrow) and surrounded by media rich in hyalinized collagen (H). (c) CD31 stain (160x) of specimen with strong staining of endothelial intima (arrow). Blood in cyst lumen (B).
