SKIN RASH: Eczematous

SKIN RASH: Eczematous Skin Rash Age dependent distribution:Infants: scalp, face, extensor extremities Children: flexural areas Adults: flexural areas/hands/face/ nipples Eczematous Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated Papulosquamous Erythrematous or violaceous papules & plaques with overlying scaleVesiculobullousBlisters containing non-purulent fluid Pustular Blisters containing purulent fluid Reactive Reactive erythematous with various morphologyAtopic Dermatitis (Eczema)Erythematous papules and vesicles (acute) or lichenification (chronic) Nummular Dermatits (Discoid Eczema) Coin shaped (discoid) erythematous plaques. Usually on lower legs Seborrheic Dermatitis Yellowish-red plaques with greasy distinct margins on scalp/face/central chest foldsStasis Dermatitis Erythematous eruption on lower legs. Secondary to venous insufficiency. +/- pigmentation, edema, varicose veins, venous ulcers Dyshidrotic Eczema(pompholyx)Deep-Seated tapioca-like vesicles on hands/feet/sides of digits. Contact Dermatitis Well-demarcated erythema, papules, vesicles, erosions scaling confined to area of contactIrritant Rapid onset, requires high doses of the agent. May occur in anyone Allergic Delayed onset (12-72 hrs). Very low concentrations sufficient. Occurs only in those sensitized