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: CARDIOVASCULAR: HEART: Lupus Erythematosus Libman Sacks Endocarditis: Micro high mag H&E atrial surface of mitral valve with small fibrin thrombus representing Libman Sacks lesion 10yo female