title: Malignant oncocytic carcinoid of the pancreas.
abstract: We report a rare case of malignant oncocytic carcinoid of the pancreas including the diagnostic immunocytochemical and electron microscopic findings. In addition the tumor shows some unusual ultrastructural features: lamelliform cristae and cytoplasmic and nuclear crystalline structures.
authors.affiliation: Department of Pathology, University of Louisville, KY 40292.
authors.forename: P H
authors.initials: PH
authors.lastname: Carstens
authors.forename: F K
authors.initials: FK
authors.lastname: Cressman
mesh_terms: D002276:Carcinoid Tumor / Q000175:diagnosis / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D007150:Immunohistochemistry; D008854:Microscopy, Electron; D008875:Middle Aged; D010190:Pancreatic Neoplasms / Q000175:diagnosis / Q000648:ultrastructure*