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The patient's left foot (A) and right foot (B).
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She also complained of a low-grade fever at night (37.5-37.9C), and a physical examination revealed that her right lateral malleolus was mildly swollen, slightly flushed, warm, and remarkably tender (Fig. 1).
Magnetic resonance imaging of the right foot (short tau inversion recovery-T1). The arrow indicates a non-specific signal at the talus.
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Magnetic resonance imaging of the right ankle also revealed no abnormalities, with the exception of a non-specific signal at the talus (Fig. 2).