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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DIAGRAM: GASTROINTESTINAL: GI: ARTERY: Pathogenesis of Atherosclerosis - 13 of 13; A=Thrombus, B=Connective Tissue, C=Smooth Muscle Cell, D=Complicated Lesion, E=Hemorrhage, F=Lipid, G=Calcification -- A complicated lesion may eventually form the site of thrombotic events. Thrombi are an aggregation of platelets, fibrin,