Retroperitoneal liposarcoma (RLS) is definitely a uncommon, biologically heterogeneous tumor that present considerable issues because of its size and deep location. malignant gentle tissues tumors. Adipocytic tumors?Intermediate (locally intense)??Atypical lipomatous tumor/well-differentiated liposarcoma?Malignant??Dedifferentiated liposarcoma??Myxoid/circular cell liposarcoma??Pleomorphic liposarcoma??Mixed-type liposarcoma??Liposarcoma, not otherwise specifiedFibroblastic/myofibroblastic tumors?Intermediate (locally intense)??Superficial fibromatoses (palmar/plantar)??Desmoid-type fibromatoses??Lipofibromatosis?Intermediate (rarely metastasizing)??Solitary fibrous tumor and hemangiopericytoma (including lipomatous hemangiopericytoma)??Inflammatory… Continue reading Retroperitoneal liposarcoma (RLS) is definitely a uncommon, biologically heterogeneous tumor that