An 18-year-old African American woman with a long history of eczema and increased number of hypopigmented patches.

    The patient is an 18-year-old African American woman. She has a long history of eczema since she was a baby. The rash was most prominent in her antecubital and popliteal fossae. Since 4 years ago, she has been developing small light spots, which started in her hips and legs. Recently, these white spots have increase in intensity; and they have spread to her upper back, legs, and arms (clinical figures). She denies itching. A 4-mm punch biopsy was taken from one of these white spots.

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