S3506 A Case of Jejuno-Jejunal Intussusception Caused by Underlying Metastatic Melanoma

Abstract

Figure 1. 1A: Opened small intestine resection specimen shows 3.1cm, umbilicated mass extending into lumen 1B: Nests of tumor cells diffusely invasive into mucosa (top), submucosa (mid), and muscularis propria (bottom) 1C: Arrow pointing to the metastatic lesion with surrounding air, viewed in coronal plane 1D: Arrow targeting the intussusception viewed in axial plane.