Presentation
Fever, pain, swelling and tenderness at the left knee
Patient Data
Age: 7 years
Gender: Male
From the case:
Brodie abscess
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Coronal T1
Patient's parents did not consent to IV contrast administration, and hence post-contrast sequences were not obtained.
Cystic metaphyseal lesion display low signal on T1 and high signal on T2/STIR images and crosses the physis to form a similar cystic lesion at the epiphysis. It is surrounded by extensive marrow edema. Associated posterior cortical destruction and subperiosteal fluid collection are noted. Adjacent popliteal lymph nodes are seen.
Case Discussion
Diagnosis: Brodie abscess with subperiosteal abscess.
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