[Atypical case of fibrosarcoma].
D005354:Fibrosarcoma / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000473:pathology; D012983:Soft Tissue Neoplasms / Q000175:diagnosis* / Q000473:pathology
Su un caso atipico di fibrosarcoma