Presentation
Patient has severe pain in bilateral legs with mild swelling, fever and muscle weakness.
Patient Data
Age: 50 years
Gender: Male
From the case:
Polymyositis
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Bilateral almost-symmetrical multifocal feathery-edema involving the bilateral posterior muscle compartments, mainly bilateral soleus muscles. Minimal fluid signal is seen between affected muscle compartments.
Case Discussion
The clinician's initial impression was bilateral cellulitis. MRI for both legs was performed and the findings were suggestive of polymyositis.
Differential diagnosis:
- collagen vascular diseases
- muscular dystrophy
- inclusion body myositis
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