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: HEMATOLOGIC: Thymus: Follicular Fibrosis Suggesting Previous Viral Infection: Micro low mag H&E Hassalls corpuscle with fibrosis in periphery of surrounding lymphoid follicle lesion has been seen with history of previous Epstein Barr virus infection CHA90 14