[Radiotherapy of malignant tumors in children].

Radiation treatment is widely used in pediatric cancer patients. Much attention should be paid to preserve the function and structure of normal organs and tissues adjacent to tumor. To achieve this goal, optimal treatment modality should be chosen and closely followed. Certain peculiarities of irradiation of children, particularly, infants should be considered. These include the use of medication sleep. Drug combinations to be used to prepare patients for radiotherapy are discussed.