Primary Clinical Features and Morphology

• Scaly, erythematous papules and plaques.
• Acute cases may weep and crust.
• Xerosis is due to difficulty retaining skin moisture.
• Bullae, vesicles, and round erosions may be seen.
• Scratching leads to lichenification.

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  Scaly, erythematous papules on face of an infant

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  Scaly plaques on the toes with overlying yellow crusts and clear fluid

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  Prominent xerosis seen in deeply pigmented skin

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  Severe eczema of the knee with large excoriations and vesicles

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  Lichenification on the arm associated with chronic eczema