title: Atypical fibroxanthomas of the skin. Further observations with 19 additional cases.
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D005350:Fibroma / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D005354:Fibrosarcoma / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D012871:Skin Diseases / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D012878:Skin Neoplasms / Q000175:diagnosis*