Juvenile idiopathic arthritis
Citation, DOI, disclosures and case data
At the time the case was submitted for publication Jeremy Jones had no recorded disclosures.View Jeremy Jones's current disclosures
Knee swelling on and off for months. Pain and incomplete extension. Red and hot. No infective symptoms.
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Thickened and hyperenhancing synovium with associated joint effusion. Small area of medial femoral condyle bone edema.
Appearances of juvenile idiopathic arthritis (JIA). Findings in this case are gross and most pediatricians with an interest in rheumatology would make a clinical diagnosis.
This case highlights the importance that contrast administration has - without contrast, it is difficult, if not impossible, to separate the fluid from synovium on the fluid-sensitive, fat-supressed sequences.