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: Aortic valve: Aortic Insufficiency: Gross natural color view down onto tricuspid valve with well shown commissure separation in one area and moderately thickened cusps this is a dead ringer for syphilis but apparently the serology was negative further slides depict this valve and the a