Pigmentation Disorders

Case Letter

Laugier-Hunziker Syndrome

A 55-year-old man presented with hyperpigmented brown macules on the lips, hands, and fingertips of 6 years’ duration...

MD IQ

Case Reports

Imipramine-Induced Hyperpigmentation

Imipramine is a tricyclic medication that has been used for the treatment of depression and other mood disorders. Although rare, a slate gray...

Photo Challenge

Hyperpigmented Patch on the Leg

A 32-year-old man presented with an asymptomatic pigmented lesion on the left foot that developed over the course of 4 months. Physical...

Photo Challenge

Bullous Lesions in a Neonate

A 1-day-old Hispanic female infant was born via uncomplicated vaginal delivery at 41 weeks' gestation after a normal pregnancy. Linear plaques...

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