[Hereditary predisposition to oncological diseases in leukemia patients].

Study on the genealogy of 671 patients with hemoblastosis has evidenced a more frequent incidence of malignant neoplasms in the families of patients with chronic lympholeucosis, erythremia and lymphogranulomatosis compared with the families of practically healthy persons. Whereas this regularity is not revealed in the families of patients with acute forms of leucosis and chronic myeloleucosis.