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: RESPIRATORY: Trachea: Adenoid Cystic Carcinoma: Gross fixed tissue close-up and excellent view of tumor that has infiltrated locally and spread proximal and distal herpes necrotizing tracheitis 33 year old female A19-88