Carcinomas are the most common type of cancer. Cancer that affects the skin or tissues that cover internal organs – example – cancers affecting skin, lung, colon, pancreas, ovaries, epithelial, squamous and basal cells. Papillomas, and adenomas are also considered under carcinoma.
Sarcomas are cancers that form in bone and soft tissues, including muscle, fat, blood vessels, lymph vessels, and fibrous tissues such as tendons and ligaments. Example – cancers of bones, soft tissues, osteosarcoma, synovial membranes, liposarcoma, angiosarcoma and fibrosarcoma etc.
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. These cancers do not form solid tumours, but forms large numbers of abnormal white blood cells in the blood and bone marrow, exceeding out normal blood cells.
Cancers affecting the cells of the immune system. In lymphoma, tumours develop in lymph nodes and lymph vessels,
(fatty tissue)
(muscular tissue)
(blood)