Contact Dermatitis

Contact Dermatitis

A Diagnostic Pearl: The School Chair Sign

Allergic contact dermatitis (ACD) reactions to nickel have pleomorphic presentations owing to the ubiquity of this allergen in the environment. In...

Article

Granulomatous Periorificial Dermatitis

Granulomatous periorificial dermatitis (GPD) is a distinct facial eruption in prepubertal children that should be distinguished from granulomatous...

Article

Diltiazem-Induced Hyperpigmentation

A healthy-appearing 66-year-old black woman presented with a 5-year history of facial hyperpigmentation that was unresponsive to topical sunscreen...

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