Difference between revisions of "Trench foot"

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===Background===
+
==Background==
 
*Develops slowly over hours-days when foot is exposed to cold/wet conditions
 
*Develops slowly over hours-days when foot is exposed to cold/wet conditions
 
*Reversible injury may progress to irreversible injury
 
*Reversible injury may progress to irreversible injury
  
===Clinical Features===
+
==Clinical Features==
 
*Tingling/numbness is initial symptom
 
*Tingling/numbness is initial symptom
 
*Foot appears pale, mottled, anesthetic, pulseless, and immobile
 
*Foot appears pale, mottled, anesthetic, pulseless, and immobile
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*Anesthesia persists for weeks and may be permanent; gangrene may occur
 
*Anesthesia persists for weeks and may be permanent; gangrene may occur
  
===Treatment===
+
==Treatment==
 
*Keep feet clean, warm, dryly bandaged, elevated
 
*Keep feet clean, warm, dryly bandaged, elevated
 
*Monitor for signs of infection
 
*Monitor for signs of infection
  
 
==See Also==
 
==See Also==
[[Cold Injuries (Non-Freezing)]]
+
*[[Cold Injuries (Non-Freezing)]]
 +
*[[Foot Diagnoses]]
  
 
==Source==
 
==Source==
 
Tintinalli
 
Tintinalli
 
[[Category:Environ]]
 
[[Category:Environ]]

Revision as of 06:33, 4 January 2014

Background

  • Develops slowly over hours-days when foot is exposed to cold/wet conditions
  • Reversible injury may progress to irreversible injury

Clinical Features

  • Tingling/numbness is initial symptom
  • Foot appears pale, mottled, anesthetic, pulseless, and immobile
    • Initially does not change after rewarming
  • Hyperemic phase begins w/in hr after rewarming
    • Assoc w/ severe burning pain and reappearance of proximal sensation
  • As perfusion returns to foot over 2-3d edema and possibly bullae may form
  • Anesthesia persists for weeks and may be permanent; gangrene may occur

Treatment

  • Keep feet clean, warm, dryly bandaged, elevated
  • Monitor for signs of infection

See Also

Source

Tintinalli