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ECZEMA

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ECZEMA

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    1. ECZEMA

    2. Dermatitis Eczema Cutaneous reaction pattern Endogenous and exogenous factors Clinical stages Acute Subacute Chronic

    3. Classification

    4. Atopic dermatitis Itchy, chronic fluctuating disease Family or personal history of atopy Several precipitation factors Infantile, childhood and adult phases

    5. Major Criteria Pruritus Early age of onset Typical morphology & distribution Chronic relapsing course Personal of family history of atopy Diagnosis: four major criteria

    6. Seborrhoeic dermatitis C/C dermatitis Etiology: Malassezia Sebaceous glands HIV association

    7. Stasis eczema Secondary to venous hypertension Recurrent Acute, subacute, chronic

    8. Asteatotic eczema Dry skin Elderly Predisposing factors Frequent bathing, detergents, cold atmosphere, low humidity, malnutrition, drugs Site: Leg (shins)

    9. Infective eczema Micro organisms and their products Clinical features: Foci of infection Surround by Erythema and micro vesicles

    10. Contact dermatitis Irritant contact dermatitis Allergic contact dermatitis

    11. Irritant contact dermatitis No immunological memory No antibody formation Inflammatory responses to exogenous agents

    12. Predisposing factors Individual Age, sex site Eczema Environmental Temperature Humidity Occlusion Nature of Chemical Physical Factors

    13. Clinical features Subjective Objective Acute irritant contact dermatitis Cumulative insult dermatitis Contact urticaria

    14. Allergic contact dermatitis Type IV immunological reaction Sensitization Predisposing factors Clinical features: Eczematous Non eczematous

    15. Photodermatitis Topical / Systemic UV ? visible light Irritants / allergens ? ? Phototoxic photoallergic

    16. Complications General Secondary infection Autoeczematization Exfoliative dermatitis Specific complications Stocking erythrodema Lipodermatosclerosis Kapopsis varicelliform eruption Eczema herpeticum Baboon syndrome

    17. Management Diagnosis History Aggravating factor Precipitating factors Occupation Hobbies Allergy to drugs Clinical examination Other tests-patch test

    18. Acute eczema Rest Antihistamine Antibiotics Compresses Normal saline Dill potassium permanganate Emollients Topical antibiotics Topical steroids

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