II. Definitions
- Liposarcoma
- Rare malignant lesion similar to Lipoma
- Located in Retroperitoneum, Shoulders, and legs (esp. thighs)
III. Epidemiology
- Responsible for 17% of all Soft Tissue Sarcomas
- Most common age 50 to 60 years old
- Equal gender distribution between men and women
- Rare in children
- Consider lipoblastoma instead in young children
IV. Symptoms
- Painless, rapidly expanding Soft Tissue Mass
V. Signs
- Asymmetric, typically mobile non-tender swelling
- Evaluate for proximal Lymphadenopathy
VI. Imaging
- XRay
- MRI
- Findings vary based on grade and subtype
- Larger, well differentiated tumors may show nodular nonadipose tissue islands
VII. Management
- Refer to orthopedic oncology for core needle biopsy and surgical resection