Contact dermatitis: Difference between revisions

Revision as of 01:49, 21 October 2015

Type IV hypersensitivity reaction
Three Types
- Allergic contact dermatitis: nickel, gold, chromium, poison ivy, poison oak, and poison sumac
- Irritant contact dermatitis: solvents, neat oils, kerosene, surfactants in cosmetics, latex, drain cleaners
- Photocontact dermatitis: interaction with UV light (lime juice and sunlight)

Inflammation of the epidermis and dermis
- Erythema may take 1-3 days to show up
- May also have blisters and wheels
- Itchy, burning, and sometimes painful
- Can take weeks to heal

Contact dermatitis

Authors:

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 [[File:Contact_dermatitis_around_wound.jpg|thumbnail|Contact dermatitis]]
-==Differential Diagnosis==
+===[[Generalized rashes|Generalized Rash]]===
-*[[Contact dermatitis]]
+*[[Allergic reaction]]
-*[[Bullous pemphigoid]]
+*[[Aphthous stomatitis]]
-*[[Eczema]]
+*[[Atopic dermatitits]]
+*[[Cellulitis]]
+*[[Chickenpox]]
+*[[Chikungunya]]
+*[[Coxsackie]]
+*[[Dermatitis herpetiformis]]
+*[[Erysipelas]]
+*[[Erythema multiforme]]
+*[[Henoch-schonlein purpura]]
+*[[Hives]]
+*[[Impetigo]]
+*[[Measles]]
+*[[Miliaria (Heat Rash)]]
+*[[Necrotizing fasciitis]]
+*[[Poison Oak, Ivy, Sumac]]
+*[[Psoriasis]]
 *[[Pityriasis rosea]]
-*[[Psoriasis]]
+*[[Scabies]]
-*[[Tinea]]
+*[[Seborrheic dermatitis]]
+*[[Serum Sickness]]
+*[[Smallpox]]
+*[[Shingles]]
+*[[Stevens-Johnson syndrome and toxic epidermal necrolysis]]
+*[[Tinea capitus]]
+*[[Tinea corporis]]
+*[[Vitiligo]]
 ==Diagnosis==