Dermatosis papulosa nigra
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Kiran Singh, M.D. [2]
Overview
Dermatosis papulosa nigra (DPN) is a condition of many small, benign seborrheic keratoses lesions on the face of dark-skinned individuals.
They should not be confused for Leser-Trelat sign, a sudden explosion of lesions due to a growing tumor.
Diagnosis
Physical Examination
Skin
Face
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![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/images/a/a3/Dermatosis_papulosa_nigra01.jpg)
Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]
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![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/images/d/d6/Dermatosis_papulosa_nigra02.jpg)
Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]
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![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/images/9/9c/Dermatosis_papulosa_nigra03.jpg)
Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]
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![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/images/b/b1/Dermatosis_papulosa_nigra04.jpg)
Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]
![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/index.php/File:Dermatosis_papulosa_nigra01.jpg)
![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/index.php/File:Dermatosis_papulosa_nigra02.jpg)
![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/index.php/File:Dermatosis_papulosa_nigra03.jpg)
![Dermatosis papulosa nigra. Adapted from Dermatology Atlas.[1]](/index.php/File:Dermatosis_papulosa_nigra04.jpg)