Term
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Definition
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Term
| Most common cause of Contact Dermatitis |
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Definition
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Term
| Distinguishing Irritant from allergic contact dermatitis |
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Definition
Irritant appears immeadiately
Allergic is Type IV: takes 48-72 hrs |
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Term
| Describe nummular, atopic, seborrheic, dyshidrotic, stasis, and Photo dermatitises |
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Definition
Nummular: Ring Like
Atopic IgE Mediated
Seborrheic: Hair
Dyshidrotic: Palms and soles
Stasis: Erythema/Scaling of lower limb in edematous pt
Photodermatitis: Allergen with sun exposure |
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Term
| What is the pathogenesis of Acne |
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Definition
Keratin Plug in Superficial Area of follicle
Swelling and Edema of Sebaceous gland
Keratin Oxidation-> Black Head
Follicular Wall Rupure-> Papulo-Pustule |
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Term
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Definition
Closed Comedo: White/Black head
Inflammatory: Papulo-Pustule
Cystic: Hereditary, Deep folicle involvement, scaring |
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Term
| What are the different appearances of Acute, Subacute and Chronic Dermatitis |
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Definition
Acute: Erythema, Edema, Vesicles and Pruritis
His: Epidermal Spongiosis, Vesicles
Subacute: Light Pink, Papules, Patches, Plaques
His: Spongiosis, no vesicles
Chronic: Scaling Tan/Faint Pink Papules, patches and Plaques
His: Epidermal Hyperplasia |
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Term
| Does a positive patch test mean that antigen is the cause of the pts dermatitis? |
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Definition
| Nope, in a normal N. American panel the average is response in > 1 positive result |
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