PEIR Digital Library

Welcome to the Pathology Education Informational Resource (PEIR) Digital Library, a multidisciplinary public access image database for use in medical education.

[ stop the slideshow ]

00001404

00001404.jpg 00001403Thumbnails0000140500001403Thumbnails0000140500001403Thumbnails0000140500001403Thumbnails0000140500001403Thumbnails0000140500001403Thumbnails00001405

GROSS: GASTROINTESTINAL: Colon: Melanosis: Gross entire mucosa is blue black good but extreme example