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: HEART: Patent Ductus Arteriosus With Aneurysmal Dilation: Gross fixed tissue aorta and ductus have been cross sectioned showing arch of aorta and huge ductus 5 day old infant