A new or growing lump under your skin can be a symptom of liposarcoma, a type of cancer that starts in fat cells. Although the lump may be nothing serious, it's a good idea to get it checked out by ...

Liposarcoma is cancer that starts in the fat cells. It is a type of soft tissue sarcoma. A liposarcoma can grow anywhere but most often develops in the abdomen or limbs. Liposarcoma is among the most ...