title: [Electron microscopic study on the pilar carcinoma with disseminated metastases and infundibulo-trichilemmal differentiation].
mesh_terms: D000368:Aged; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008854:Microscopy, Electron; D010864:Pilonidal Sinus / Q000473:pathology; D012871:Skin Diseases / Q000473:pathology*; D012878:Skin Neoplasms / Q000648:ultrastructure*