Description of the disease * EnglishPolish Pobierz sekcję do PDF Definition 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. . Disease data Classification Histopathological subtype Synonyms DDLS DDLS ORPHA code 99970 OMIM code - ICD10 code C49.9 ICD11 code XH1C03 *Soruce Extended description of the disease Pobierz sekcję do PDF No additional description. Orphanet - interntowa baza danych dotyczących rzadkich chorób i sierochych leków. ©INSERM 1999 - Dostępna na stronie www.orphanet.pl