Poison Oak, Ivy, Sumac dermatitis: Difference between revisions
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==Background== | ==Background== | ||
- ivy found east coast- 3 leaf structure | - ivy found east coast- 3 leaf structure | ||
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- vesicle fluid not antigenic | - vesicle fluid not antigenic | ||
==Treatment== | ==Treatment== | ||
PREXPOSURE PROPHYLAXIS | |||
PREXPOSURE PROPHYLAXIS | |||
-Ivy Shield, Stokogard, Organoclay, IvyBlock | -Ivy Shield, Stokogard, Organoclay, IvyBlock | ||
POSTEXPOSURE PROPHYLAXIS | POSTEXPOSURE PROPHYLAXIS | ||
-Technu Poison Cleanser- may solubilize bound resin several hours post exposure | -Technu Poison Cleanser- may solubilize bound resin several hours post exposure | ||
| Line 45: | Line 38: | ||
-Dr Wests Ivy Detox Cleanser chelates urushiol- decreases itching even if have rash | -Dr Wests Ivy Detox Cleanser chelates urushiol- decreases itching even if have rash | ||
SYMPTOMATIC TX | SYMPTOMATIC TX | ||
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Put sunscreen first, then prexposure ivy cream, then mosquito repellant | Put sunscreen first, then prexposure ivy cream, then mosquito repellant | ||
==Source== | ==Source== | ||
6/06 MISTRY | 6/06 MISTRY | ||
[[Category:Tox]] | [[Category:Tox]] | ||
Revision as of 06:03, 13 June 2011
Background
- ivy found east coast- 3 leaf structure
- oak- along Pacific Coast can be tree bush or vine- jet black stain on leaf, 3 leaf structure
- sumac- in swamps- 2 opposing leaflets single terminal leaf
-Mango and Cashews can cross react
- toxicodendron- antigen is urushiole
- T- cell mediated delayed hypersensitivity
- resin carried by smoke of burning leaves
- resin found in leaves and stems- not surface
- must break or crush to release resin
- resin binds in 30sec. After binds cannot wash off
- lesions start in 48hrs
- linear array of vesicles
- vesicle fluid not antigenic
Treatment
PREXPOSURE PROPHYLAXIS
-Ivy Shield, Stokogard, Organoclay, IvyBlock
POSTEXPOSURE PROPHYLAXIS
-Technu Poison Cleanser- may solubilize bound resin several hours post exposure
-Dr Wests Ivy Detox Cleanser chelates urushiol- decreases itching even if have rash
SYMPTOMATIC TX
- if small can use topical Temovate 0.05%
- topical anesthetic- menthol or pramoxine
- single IM dose of Triamcinolone or Prednisone taper over 15-20 days- 60mg x 4d then 50mg x 4d then 40 30 20....Use oral steroid for 3wks until skin turns over
- systemic antihistamines
- cooling soothing baths
- Pentoxifylline- blocks formation of TNF alpha- suppresses allergic patch testing
Put sunscreen first, then prexposure ivy cream, then mosquito repellant
Source
6/06 MISTRY