Cancer that begins in blood-forming tissue, such as the bone marrow, or in the cells of the immune system. Examples of blood cancer are leukemia, lymphoma, and multiple myeloma. Also called hematologi [..]

a condition (also known as a hematologic malignancy) that may affect the blood, bone marrow, or lymph nodes. Normal blood production and function is typically interrupted by the uncontrolled growth of an abnormal type of blood cell.blood smear/film