Intramuscular lipoma - latissimus dorsi

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

Progressive painless swelling of the right lateral chest wall.

Patient Data

Age: 70 years
This study is a stack
Axial
non-contrast
This study is a stack
Coronal
reconstruction
This study is a stack
Sagittal
reconstruction
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Info

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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