Symptoms of bone<unk> s typically include bone pain, especially at night, and swelling around the site of the tumor. Symptoms of soft-tissue<unk> s vary, but they often present as firm, painless lumps or nodules. Gastrointestinal stromal tumors (a subtype of soft tissue<unk>  often are asymptomatic, but can be associated with vague complaints of abdominal pain, a feeling of fullness, or other signs of intestinal obstruction.
Sarcoma
Angiosarcoma
Soft-tissue sarcoma
Hemangiosarcoma
Xanthoma
Myosarcoma
Epithelioma
Liposarcoma