Hematology and Blood Disorders

Cancer that starts in blood-forming tissue, such as the bone marrow, or in the cells of the immune system. For instance of hematologic cancer are leukemia, lymphoma, and multiple myeloma. Also called blood cancer. Hematologic Cancers occurs  smoking, radiation exposure, and exposure to chemicals such as benzene (a widely used industrial chemical) have all been linked to increased risk of some types of blood cancers. Some more risk factors like
Epstein-Barr virus,
HIV
Human T-cell lymphoma/leukemia virus infections