Lipomatous tumors WHO classification of STTs 2020

TypeClassification of lipomatous tumors
BenignLipoma, lipomatosis, lipomatosis of nerve, lipoblastoma and lipoblastomatosis, angiolipoma, myolipoma of soft tissue, chondroid lipoma, spindle cell lipoma and pleomorphic lipoma, hibernoma, atypical spindle cell/pleomorphic lipomatous tumor
IntermediateALT/WD-LPS
MalignantDD-LPS, M-LPS, PM-LPS, MPM-LPS

ALT: atypical lipomatous tumor; WD-LPS: well-differentiated liposarcoma; DD-LPS: dedifferentiated liposarcoma; M-LPS: myxoid liposarcoma; PM-LPS: pleomorphic liposarcoma; MPM-LPS: myxoid pleomorphic liposarcoma