Pediatric liposarcoma

Case contributed by Roberto Schubert

Presentation

Painless soft tissue mass at the right proximal thigh first recognized 4 weeks before presentation.

Patient Data

Age: 9 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

mri

Right thigh mass which returns signal similar to the subcutaneous fat on T1 and STIR. Irregular regions of low T1 and high STIR signals within this lesion.

Case Discussion

The lesion was predominantly composed of fat, but also contained non-fatty signal components. It was surgically removed. The histopathologic examination showed a well-differentiated liposarcoma.

Liposarcoma is one of the least frequent soft-tissue sarcomas in childhood.

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