title: Spindle-cell squamous carcinoma (pseudosarcoma) of the breast.
abstract: A spindle-cell tumour of the breast developed in a woman after mastectomy for carcinoma and subsequent radio therapy. The final diagnosis of spindle-cell squamous carcinoma was corroborated using electron microscopy and immunohistochemical staining for keratin and vimentin.
mesh_terms: D001943:Breast Neoplasms / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery / Q000648:ultrastructure; D002277:Carcinoma / Q000532:radiotherapy / Q000601:surgery; D005260:Female; D006801:Humans; D008408:Mastectomy; D008854:Microscopy, Electron; D008875:Middle Aged; D003557:Phyllodes Tumor / Q000175:diagnosis / Q000473:pathology* / Q000648:ultrastructure