Sarcoma is a rare form of cancer that develops in connective tissues such as fat, muscle, blood vessels, bone and cartilage. There are over 50 different types of sarcoma and these tumour subtypes behave differently, thus compounding the challenge of successfully treating patients with these tumours.
Soft tissue sarcoma (STS) is a subset of sarcoma tumours that can arise from the gastrointestinal tract or other areas of the abdomen and trunk. Some common types of STS include:
Recommended websites to learn more about STS:
http://www.cancer.gov/cancertopics/types/soft-tissue-sarcoma
http://www.mayoclinic.com/health/soft-tissue-sarcoma/DS00601
http://www.mskcc.org/cancer-care/adult/soft-tissue-sarcoma