There are two major forms of acute leukaemias—acute lymphoblastic leukaemia (ALL) and acute myeloid leukaemia (AML) Acute lymphoblastic leukemia (ALL) is an acute form of leukemiacharacterized by the overproduction and accumulation of cancerous, immature white blood cells, known as lymphoblasts(Rose-Inman and Kuehl, 2014).