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Case 7

Gas gangrene

An elderly diabetic with a painful leg

This gentleman presented to the emergency department with a painful swollen leg and symptoms of worsening diabetic control. On examination he was confused and hypotensive.

Findings

There is extensive gas in the soft tissues of the lower leg. There is arterial calcification visible, consistent with the known diabetes. The appearance are those of gas gangrene, which is more common in diabetics. Treatment includes antibiotics (penicillin) and prompt amputation.

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