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: CARDIOVASCULAR: HEART: Mitral Valve Prosthesis: Gross natural color view from left atrium to valve with concentric fibrosis around valve ring Starr Edwards valve calcification in left atrium valve in place for 15 years very good photo