a type of cancer that arises in connective or supporting tissue or the body
Sarcoma is a term used to describe a whole family of cancers that arise in the body's connective tissues, which include fat, muscle, blood vessels, deep skin tissues, nerves, bones, and cartilage. Sarcoma is broken down into two types: soft tissue tumors and bone tumors.Soft tissue sarcomas come in many forms: 1  angiosarcoma (blood vessels. 2  fibrosarcoma (connective tissue). 3  gastrointestinal stromal tumor (digestive system). 4  Kaposi's sarcoma (skin). 5  liposarcoma (fat). 6  leiomyosarcoma (smooth muscle).one sarcomas are rare types of cancer that mainly affect children and young adults. There are several types of bone sarcomas that typically affect different parts of bones and joints. The cancerous tumors can grow in any bone in the body; however, most occur in the arms or legs. The most common bone sarcomas include: