1. Carcinoma - cancer that origins in the skin or in tissues
that line or cover internal organs.
2. Sarcoma - cancer that begins in bone, cartilage, fat,
muscle, blood vessels, or other connective or supportive
tissue.
3. Leukemia - cancer that starts in blood-forming tissue
such as the bone marrow and causes large numbers of
abnormal blood cells to be produced and enter the blood.
4. Lymphoma and myeloma - cancers that begin in the
cells of the immune system.
5. Central nervous system cancers - cancers that begin in
the tissues of the brain and spinal cord.