label: Liposarcoma
label_lc: liposarcoma
description: "A usually painless malignant tumor that arises from adipose tissue.  Microscopically, it may contain a spectrum of neoplastic adipocytes ranging from lipoblasts to pleomorphic malignant adipocytes.  Morphologic variants include: well differentiated, dedifferentiated, pleomorphic, and myxoid liposarcoma.  The metastatic potential is higher in less differentiated tumors."