Intramuscular pseudotumor in the deltoid muscle

Case contributed by Dr Bahman Rasuli

Presentation

Intra-muscular injection of anabolic steroids in the deltoid muscle in a bodybuilder.

Patient Data

Age: 30 years
Gender: Male

There is a heterogeneous mass lesion containing multiple T1-hyperintense fatty components at the superficial fibers of the deltoid muscle induced by intramuscular injection of oil-based anabolic steroids.

Case Discussion

These heterogeneous ill-defined deltoid masses may mimic liposarcoma or any other soft tissue sarcoma if the clinical history of the patient is not taken into account.

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