Ver el código de «Poison oak, ivy, sumac dermatitis»

==Background==
[[File:PoisonIvyOakSumac.jpeg|thumbnail]]
*Caused by Urashiols found in the sap of the plant.  
*Previous exposure leads to sensitization and earlier symptoms 
**1-2 days for previous sensitizations and 10-14 days for first contact

{| class="wikitable"
| align="center" style="background:#f0f0f0;"|'''Plant'''
| align="center" style="background:#f0f0f0;"|'''Distribution'''
| align="center" style="background:#f0f0f0;"|'''Charateristics'''
|-
| Ivy ||East of the Rockies||
*3 leaf structure
|-
| Oak||West of the Rockies||
*can be tree or bush 
*vinejet black stain on leaf 
*3 leaf structure
|-
| Sumac||Southeast swamps||
*2 opposing leaflets single terminal leaf
|}

==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

===Symtomatic Treatment===
*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==

[[Category:Tox]]