Intramuscular lipoma - latissimus dorsi

Case contributed by Ammar Haouimi
Diagnosis almost certain


Progressive painless swelling of the right lateral chest wall.

Patient Data

Age: 70 years

There is a well-circumscribed, homogeneous low attenuation mass (density= -110 HU) within latissimus dorsi muscle.


Case Discussion

CT features of a soft tissue lipoma.

The main differential diagnosis is a liposarcoma: usually with thick septa, enhancement or evidence of local invasion.

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