Sarcomas are rare benign or malignant tumors that affect bone, muscle, fat, and other connective tissues in the body.
- The most common sarcomas of bone include osteosarcoma, chondrosarcoma, and Ewing sarcoma.
- The most common sarcomas of soft tissue include undifferentiated pleomorphic sarcoma, leiomyosarcoma, and liposarcoma.
While there are many different types of sarcomas, the disease typically appears in two ways: Bone sarcoma typically are painful, soft tissue sarcoma typically present with a growing mass. See your doctor if you find notice a growing, painless lump larger than a golf ball, or have significant bone pain with or without swelling.