title: Needle biopsy diagnosis of thymoma. A case report.
mesh_terms: D000328:Adult; D001707:Biopsy, Needle; D006801:Humans; D008223:Lymphoma / Q000473:pathology; D008297:Male; D008854:Microscopy, Electron; D013945:Thymoma / Q000175:diagnosis / Q000473:pathology* / Q000648:ultrastructure; D013953:Thymus Neoplasms / Q000473:pathology* / Q000648:ultrastructure