PEIR Digital Library

Welcome to the Pathology Education Informational Resource (PEIR) Digital Library, a multidisciplinary public access image database for use in medical education.

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GROSS: HEPATOBILIARY: LIVER: BILIARY: Gallbladder: Chronic Cholecystitis And Cholelithiasis: Gross natural color opened gallbladder with obviously thickened wall and fill-ed with faceted black calculi