Liposarcoma

Case contributed by Dr Mohammad Taghi Niknejad

Presentation

Painless neck progressive swelling.

Patient Data

Age: 45 years
Gender: Male
MRI

 A 44×56×30mm subcutaneous mass with lobulated margin and several internal septations are seen at right posterior aspect of the lower neck.
The mass shows fat signal intensity on all pulse sequences.
There is no sign of local invasion to adjacent muscular structures. 
After contrast media administration, the mass shows mild heterogeneous enhancement.

Case Discussion

Path proven cervical liposarcoma, which is malignant tumor of fatty tissue and is the malignant counterpart to a benign lipoma. Liposarcoma is the second most common type of soft-tissue sarcoma.

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