A pelvic mass with periosteal reaction.
D000293:Adolescent; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D010386:Pelvic Neoplasms / Q000175:diagnosis / Q000473:pathology*; D010521:Periosteum / Q000473:pathology*; D012208:Rhabdomyosarcoma / Q000175:diagnosis / Q000473:pathology*