title: Giant cell tumors in combination with other primary bone tumors.
abstract: Three cases featuring the coincidence of 2 different primary bone tumors at the same site are presented. In 2 cases, the combination was not one of giant cell tumor and enchondroma, in the 3rd one, of giant cell tumor and non-ossifying fibroma. The patho-genetical and prognostical problems of these cases are discussed.
mesh_terms: D000328:Adult; D000671:Amputation, Surgical; D001859:Bone Neoplasms / Q000601:surgery*; D002812:Chondroma / Q000601:surgery; D005260:Female; D005266:Femoral Neoplasms / Q000601:surgery; D005350:Fibroma / Q000601:surgery; D005360:Fibula / Q000601:surgery; D005870:Giant Cell Tumors / Q000601:surgery*; D006801:Humans; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000601:surgery*; D013977:Tibia / Q000601:surgery