<unk>  is a uncommon cancer of connective tissues.<unk>  is a malignant tumor that arises in fat cells in deep soft tissue, such as that inside the thigh or in the retroperitoneum.
They are typically large bulky tumors which tend to have multiple smaller satellites extending beyond the main confines of the tumor.
Liposarcoma
Lipoma
Chondroma
Angiosarcoma
Lymphangiosarcoma
Chondrosarcoma
Fibroma
Angiokeratoma