Lymphocytosis in children after the Chornobyl NPP accident.

Objective: To establish the sources of lymphocytosis in children living in ecologically unfavorable conditions after the Chornobyl Nuclear Power Plant accident aiming the high risk group formation for oncohematological diseases among the children's population.

Materials And Methods: The 226 children with lymphocytosis were surveyed. The of child's life history and kind of somatic morbidity were considered.

Effect of RBC concentrate transfusions on serum ferritin content in children with acute leukaemia.

Objective: To study the serum ferritin levels in children with acute leukemia, depending on the number of transfusions of RBC concentrate and period of disease.

Materials And Methods: We studied the red blood count, serum iron and ferritin levels in 54 patients with acute leukemia before chemotherapy, at the time of a standardized treatment protocol, and after transfusions of RBC concentrates.

Results: In the debute of acute leukemia just before treatment lauch the serum ferritin in 81.