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infantryman1986 infantryman1986
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6 years ago
Your patient reports the insidious onset of a reddish blister on his thumb that gradually developed into an open wound. The wound now presents with a central necrotic area surrounded by significant erythema. The most likely cause of this skin presentation is:
 
  A. a brown recluse spider bite.
  B. a neuropathic ulcer.
  C. pyoderma gangrenosum.
  D. cellulitis.
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6 years ago
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