Leukaemia also known as Blood Cancer is charecterized by abnormal increase in the number of Leucocytes which are also known as the White blood cells, due to the increased proliferaton of these cells. Classification of Leukaemia: Acute Chronic The Acute and Chronic are further Classified as Acute: Lymphoid (Lymphoblastic) Myeloid (Myelogenous) Chronic: Lymphoid (Lymphocytic) Myeloid [&hellip