Дедиференційована ліпсаркома

Визначення(English summary)

Dedifferentiated liposarcoma (DDLS) is a high-grade subtype of liposarcoma (LS; see this term) that progresses from well-differentiated liposarcoma (WDLS; see this term), and most often occurs in the retroperitoneum. It is defined as a region of nonlipogenic sarcoma associated with WDLS. .