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CLINICAL PRESENTATION
A 38-year-old man presented with sore throat and cough. Skin rash appeared 4 days later. Two weeks prior to presentation he had acute onset of lower abdominal pain and haematochezia. His medical history was unremarkable. Physical examination showed palpable purpura on the lower extremities and tenderness in the right lower quadrant but no fever. Pathology laboratory values included leukocytes 14.6×109/litre; and C-reactive protein 3.98 mg/dl (normal, <0.38 mg/dl). Urinalysis and stool culture were negative.
QUESTION
Skin rash (fig 1), a contrast-enhanced computed tomography (CT) scan (fig 2) and a single balloon enteroscopic picture of the ileum (fig 3) are shown. What is the diagnosis?
See page 1447 for the answer
This case is submitted by:
Footnotes
Competing interests: None declared.
Patient consent: Obtained.
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