골반골에 발생한 방사선속발 골육종 1예 ; A Case of Postradiation Osteosarcoma of the Pelvic Bone

Most osteosarcomas arise spontaneously, but rarely they may be secondary to other benign osseous conditions and may occur following irradiation. Postradiation sarcoma of bone is approximately 5.5 percent of all osteogenic sarcoma. Diagnosis is possible when a sarcoma arising after long latent period(more than 3 years) in irradiated bone and the bone is normal or benign osseous lesion at the time of irradiation. The spontaneously arising osteogenic sarcomas are distribute mainly in the knee region, but postradiation sarcoma arise in any bones, such as long bone of the extremity, pelvic bone, vertebra, craniofacial bone and shoulder girdle bone. Recently we experienced a case of postradiation osteosarcoma of the pelvic bone who recieved radiation therapy for carcinoma of the uterine cervix 20 years ago. ; 저자들은 20년전 자궁경부암으로 방사선 치료를 받은 여자 환자에서, 20년의 이환기간 이후에 방사선 조사부위인 골반골에 발생한 방사선속발 골육종 1예를 경험하였기에 문헌고찰과 함께 보고하는 바이다. ; open