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: AORTA: Aneurysm Descending Thoracic: Gross natural color external view of two large aneurysms in descending thoracic aorta and a small abdominal one quite good for this difficult to illustrate lesion