Aggressive fibromatosis.
D002675:Child, Preschool; D005350:Fibroma / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery; D006801:Humans; D008297:Male; D010386:Pelvic Neoplasms / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery; D012008:Recurrence; D012086:Reoperation