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: Lung: Adenocarcinoma: Gross fixed tissue but good color right upper lobe 3cm lesion near center of lobe lesion present for one year without perceptible change no positive nodes at autopsy limited autopsy so distant lesions are unknown good example scar-type of lesion lung