File:Ampullary adenocarcinoma (Radiopaedia 34013-35254 H&E 1).png

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Description	Radiopaedia case ID: 34013 Image ID: 10809192 Plane projection: H&E Study findings: CLINICAL NOTES:Ampullary mass.MACROSCOPIC DESCRIPTION:"Ampullar mass Bx": Multiple pieces of tan tissue 5mm in aggregate.A1. (TWR)MICROSCOPIC DESCRIPTION:Sections show fragments of small bowel mucosa, some includingmuscularis mucosae. Several fragments include infiltrating cords ofcells and small nests within fibromuscular stroma. Tumor cells showlarge hyperchromatic pleomorphic nuclei and mitotic figures arepresent. There is some luminal necrosis. In a few fragments thesurface epithelium shows features of low and high grade intestinaldysplasia.DIAGNOSIS:Ampullary mass, biopsies: Adenocarcinoma arising from a duodenaltubulovillous adenoma. Modality: Pathology System: Hepatobiliary Findings: CTIVC demonstrates a soft tissue density at the ampullary region extending into the distal CBD over a short distance, causing biliary obstruction. No stone disease.
Date	Published: 2nd Feb 2015
Source	https://radiopaedia.org/cases/ampullary-adenocarcinoma
Author	Jan Frank Gerstenmaier
Permission (Permission-reusing-text)	http://creativecommons.org/licenses/by-nc-sa/3.0/

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