A 40-year-old man complains of worsening left arm pain of 6 days’ duration; claims accident at construction site; 2 prior ED visits for x-rays; now claims “fever,” chest pain. Left arm severely edematous; admits to IV heroin use average 2x/day; last used 1 week ago.

What is your impression?

A. Lymphangitis

B. Cellulitis

C. Necrotizing fasciitis

D. Blood clot

E. Fracture

F. Abscess

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A 40-year-old Man with Severe Arm Pain, Swelling

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