kasvaja, millele on omane vere valgeliblede või nende eelastete rohkus, tõrjub kõrvale muude vererakkude tekke, kaasnev on mh. aneemia, trombo­tsütopeenia ning küpsete leukotsüütide puudulikkusest tin, a progressive, malignant disease of the blood-forming organs, characterized by distorted proliferation and development of leukocytes and their precursors in the blood and bone marrow, progressive disease of man and other warm-blooded animals characterised by the hyperplastic transformation and greatly increased activity of leucopoietic tissue, leading to abnormal accumulations of l