Cancer, which is caused by an unusual growth of cells in a certain part of the body, is one of the most common diseases in the world, and doctors can recognize cancer by tumors.[1] There is a type of cancer called leukemia. It consists of large numbers of abnormal production of the white cells in the bone marrow that they do not function properly, common between children.[2] Leukemia does not diagnosis by tumors.[1] The treatment and symptoms of leukemia depend on the type of it (Each type of leukemia has some ways for the treatment and has its special symptoms). Losing weight accidentally, bleeding easily, skin spots, bone pains, and feeling tired are all shared symptoms between different types of leukemia. As what Mayo Clinic staff have