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A 19-year-old man presented to the emergency department with a 2 day history of severe left-sided groin pain. There was no history of trauma or recent physical exercise. On examination the patient did not look unwell and his temperature was 37.4°C. The patient was unable to actively flex his left hip and passive movements were very painful. He was noted to ambulate with an antalgic gait. A pelvic X-ray was taken (figure 1).
What is most likely diagnosis?
Septic arthritis of the left hip
Osteomyelitis of the symphysis pubis
Pelvic X-ray …
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.
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