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March> 1, 2008

Linear and Whorled Nevoid Hypermelanosis: Unique Clinical Presentations and Their Possible Association With Chromosomal Abnormality inv(9)

Arch Dermatol. 2008;144(3):415-416. doi:10.1001/archderm.144.3.415

Linear and whorled nevoid hypermelanosis (LWNH) is characterized by swirls and streaks of macular hyperpigmentation along the Blaschko line and usually appears within the first 2 years of life without preceding inflammation or atrophy.1 It is occasionally associated with chromosomal abnormalities and anomalies of other organs.2

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