title: Giant cell tumor in the ischium. A therapeutic dilemma.
abstract: A patient with low back pain was found to have giant cell tumor of the ischium. After initial local radiation therapy, a hemipelvectomy was performed because of tumor progression.
mesh_terms: D001859:Bone Neoplasms / Q000532:radiotherapy / Q000601:surgery*; D005260:Female; D005870:Giant Cell Tumors / Q000532:radiotherapy / Q000601:surgery*; D006428:Hemipelvectomy; D006801:Humans; D007512:Ischium; D008875:Middle Aged