34. Proposed criteria for the diagnosis of AD. Keratoconus Anterior capsular cataracts Palmar hyperlinearity Morgan-Dennie lines Allergic shiners Vascular instability Pityriasis alba Eczematous lesions Keratosis pilaris Pruritus Xerosis Atopy (personal or family history) Nonessential Essential
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38. DIFFERENTIAL DIGNOSIS of AD History of recurrent infection Immunodeficiency disorder Serpiginous plaques with central clearing, positive potassium hydroxide preparation Dermatophyte infection Vesicles over extensor areas and associated enteropathy Dermatitis herpetiformis Findings on complete history and physical examination vary by disease Systemic diseases Papules, finger web involvement, positive skin scraping Scabies Positive exposure history, rash in area of exposure, absence of family history Contact dermatitis Usually, a single patch in an area accessible to itching; absence of family history Neurodermatitis Localized patches on extensor surfaces, scalp, buttocks; pitted nails Psoriasis
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