Chilblains: Difference between revisions
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==Background== | |||
*Mild but uncomfortable inflammatory lesions of skin | *Mild but uncomfortable inflammatory lesions of skin | ||
**Caused by long-term intermittent exposure to damp, nonfreezing ambient temperatures | **Caused by long-term intermittent exposure to damp, nonfreezing ambient temperatures | ||
*Primarily a disease of women and children | *Primarily a disease of women and children | ||
==Clinical Features== | |||
*Hands, ears, lower legs, feet most commonly affected | *Hands, ears, lower legs, feet most commonly affected | ||
*Symptoms | *Symptoms | ||
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***May progress in rare cases to ulcerations, vesicles, and bullae | ***May progress in rare cases to ulcerations, vesicles, and bullae | ||
**Rewarming may result in formation of tender blue nodules which may persist for days | **Rewarming may result in formation of tender blue nodules which may persist for days | ||
==Differential Diagnosis== | |||
==Diagnosis== | |||
===Treatment=== | ===Treatment=== | ||
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*Nifedipine 20mg PO TID may be helpful as both prophylactic and therapeutic tx | *Nifedipine 20mg PO TID may be helpful as both prophylactic and therapeutic tx | ||
*Topical corticosteroids and oral steroid burst have been shown to be useful | *Topical corticosteroids and oral steroid burst have been shown to be useful | ||
==Disposition== | |||
==See Also== | ==See Also== | ||
[[Cold Injuries (Non-Freezing)]] | [[Cold Injuries (Non-Freezing)]] | ||
== | ==References== | ||
[[Category:Environ]] | [[Category:Environ]] | ||
Revision as of 11:58, 18 July 2015
Background
- Mild but uncomfortable inflammatory lesions of skin
- Caused by long-term intermittent exposure to damp, nonfreezing ambient temperatures
- Primarily a disease of women and children
Clinical Features
- Hands, ears, lower legs, feet most commonly affected
- Symptoms
- Tingling, numbness, pruritus, burning paresthesias
- Cutaneous manifestations appear up to 12hr after acute exposure:
- Localized edema, erythema, cyanosis, plaques, nodules
- May progress in rare cases to ulcerations, vesicles, and bullae
- Rewarming may result in formation of tender blue nodules which may persist for days
Differential Diagnosis
Diagnosis
Treatment
- Affected skin should be rewarmed, gently bandaged, and elevated
- Nifedipine 20mg PO TID may be helpful as both prophylactic and therapeutic tx
- Topical corticosteroids and oral steroid burst have been shown to be useful