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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RADIOLOGY: MUSCULOSKELETAL: Case# 33055: OSTEOPOIKALOSIS. 21 year old man with an unexplained 75 pound weight loss. There are multiple punctate, sclerotic lesions scattered throughout the bones of the spine, pelvis and proximal femurs.