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Plant Poisoning, Toxicodendron: Differential Diagnoses & Workup
Updated: Aug 18, 2009
- Overview
- Differential Diagnoses & Workup
- Treatment & Medication
- Follow-up
- Multimedia
Differential Diagnoses
Nontoxicodendron contact dermatitis
Urticaria
Other Problems to Be Considered
Photosensitivity
Cellulites
Contact dermatitis, nontoxicodendron
Workup
Laboratory Studies
- Laboratory testing is usually not necessary as part of the ED evaluation.
Imaging Studies
- Imaging studies do not aid in diagnosing toxicodendron dermatitis.
Other Tests
- Patch testing is discouraged for toxicodendron dermatitis because it might sensitize an unsensitized individual. However, if contact dermatitis is being considered, patch testing for other allergens might be considered.
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| Overview: Plant Poisoning, Toxicodendron |
Differential Diagnoses & Workup: Plant Poisoning, Toxicodendron |
| Treatment & Medication: Plant Poisoning, Toxicodendron |
| Follow-up: Plant Poisoning, Toxicodendron |
| Multimedia: Plant Poisoning, Toxicodendron |
| References |
| Further Reading |
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References
Leclercq RM. [Severe contact-allergy dermatitis due to poison ivy--a plant that is rarely encountered in The Netherlands; a family history]. Ned Tijdschr Geneeskd. Jul 23 2005;149(30):1697-700. [Medline].
Gach JE, Tucker W, Hill VA. Three cases of severe Rhus dermatitis in an English primary school. J Eur Acad Dermatol Venereol. Feb 2006;20(2):212-3. [Medline].
Thoo CH, Freeman S. Hypersensitivity reaction to the ingestion of mango flesh. Australas J Dermatol. May 2008;49(2):116-9. [Medline].
Canavan D, Yarnell E. Successful treatment of poison oak dermatitis treated with Grindelia spp. (Gumweed). J Altern Complement Med. Aug 2005;11(4):709-11. [Medline].
[Guideline] Contact dermatitis: a practice parameter. Ann Allergy Asthma Immunol. Sep 2006;97(3 Suppl 2):S1-38. [Medline].
Botanical dermatology: allergic contact dermatitis. Electronic Textbook of Dermatology. Available at http://telemedicine.org/botanica/bot6.htm. Accessed June 16, 2007.
Cardinali C, Francalanci S, Giomi B, et al. Contact dermatitis from Rhus toxicodendron in a homeopathic remedy. J Am Acad Dermatol. Jan 2004;50(1):150-1. [Medline].
Chapel TA, Chapel J. Toxicodendron dermatitis. In: Emergency Medicine - A Comprehensive Study Guide. 4th ed. 1996:1111-1113.
Davila A, Laurora M, Fulton J. A New Topical Agent, Zanfel, Ameliorates Urushiol-Induced Toxicodendron Allergic Contact Dermatitis. Ann Emerg Med. 2003;42(4 supp 1):Abstract no 364; s98.
Epstein WL. The poison ivy picker of Pennypack Park: the continuing saga of poison ivy. J Invest Dermatol. Mar 1987;88(3 Suppl):7s-11s. [Medline].
Epstein WL. Topical prevention of poison ivy/oak dermatitis. Arch Dermatol. Apr 1989;125(4):499-501. [Medline].
Epstein WL, Epstein JH. Plant-induced dermatitis. In: Auerbach PS, ed. Wilderness Medicine. 4th ed. Mosby; 2001:1088-1107.
Oh SH, Haw CR, Lee MH. Clinical and immunologic features of systemic contact dermatitis from ingestion of Rhus (Toxicodendron). Contact Dermatitis. May 2003;48(5):251-4. [Medline].
Orchard SM, Fellman JH, Storrs FJ. Topical substances which prevent poison ivy allergic contact dermatitis. Acta Derm Venereol Suppl (Stockh). 1987;134:103-6. [Medline].
Stibich AS, Yagan M, Sharma V, Herndon B, Montgomery C. Cost-effective post-exposure prevention of poison ivy dermatitis. Int J Dermatol. Jul 2000;39(7):515-8. [Medline].
Tanner TL. Rhus (Toxicodendron) dermatitis. Prim Care. Jun 2000;27(2):493-502. [Medline].
Williford PM, Sheretz EF. Poison ivy dermatitis. Nuances in treatment. Arch Fam Med. Feb 1994;3(2):184-8. [Medline].
Wooldridge WE. Acute allergic contact dermatitis. How to manage severe cases. Postgrad Med. Mar 1990;87(4):221-4. [Medline].
Further Reading
Clinical guidelines
American Academy of Allergy, Asthma and Immunology, American College of Allergy, Asthma and Immunology. Contact dermatitis: a practice parameter. Ann Allergy Asthma Immunol 2006 Sep;97(3 Suppl 2):S1-38. 5
Keywords
poison ivy, poison oak, poison sumac, toxicodendron plant poisoning, rhus dermatitis, urushiol-containing plants, poison ivy, Toxicodendron rydbergii, Toxicodendron diversilobum, Toxicodendron vernix, plant poisoning, toxicodendron exposure, toxicodendron dermatitis, allergic contact dermatitis, allergic phytodermatitis, contact dermatitis
Differential Diagnoses & Workup: Plant Poisoning, Toxicodendron