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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HISTOLOGY: HEPATOBILIARY: LIVER: BILIARY: Gallbladder: Polyarteritis Nodosa Healed Lesion: Micro low mag H&E excellent example of healed lesion with partial loss of media and scar