[Nonspecific resistance during preoperative chemoradiation treatment and UHF hyperthermia of osteogenic sarcoma].
The extent of metastatic spread and the life span depend on the level of nonspecific resistance of the body of patients with osteogenic sarcoma. Chemoradiation therapy reduces antitumoral resistance of patients, and the use of local UHF hyperthermia prevents this negative effect of complex treatment.