Heart-shaped intramuscular lipoma

Case contributed by Dr Ali Alsmair

Presentation

The patient presented with right shoulder pain and swelling.

Patient Data

Age: 45 years
Gender: Male

There is a well defined intramuscular lesion, measuring about 3.5 x 3.4 x 6.5 cm noted within the anterior deltoid muscle. 
It shows fatty component with nearly complete suppression on the fat saturation sequence.
No internal septations or dystrophic calcifications.
It is not showing invasion of the adjacent neurovascular bundles or other important surrounding soft tissue structures.
It shows a cleavage line from the adjacent humerus.

Case Discussion

The interesting thing about this intramuscular lipoma is its heart-like shape, which is seen on axial and coronal views.

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