Trench foot: Difference between revisions
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==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== | |||
*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== | |||
*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