Pigmentation Disorders

MD IQ

Case Letter

Lower Leg Hyperpigmentation in MYH9-Related Disorder

MYH9-related disorder is an autosomal-dominant disorder characterized by macrothrombocytopenia and neutrophil inclusions secondary to...

Dx Across the Skin Color Spectrum

Seborrheic Dermatitis

Seborrheic dermatitis affects patients of all ages: infants, adolescents, and adults. It is among the most common dermatologic diagnoses reported...

Photo Challenge

Chronic Hyperpigmented Patches on the Legs

A 37-year-old man with a history of cerebral palsy, bipolar disorder, and impulse control disorder presented to the emergency department with...

Aesthetic Dermatology Update

Acid series: Lactic acid

One of the most commonly used organic acids used on the skin, lactic acid, has been used for over 3 decades.

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