Trench foot: Difference between revisions
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*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== | |||
[[Cold Injuries (Non-Freezing)]] | |||
[[Category:Environ]] | |||
Revision as of 06:21, 3 December 2013
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