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Introduction Hyperpigmented lesions, presenting at birth and during the first few weeks of life, are quite common. Pigmented lesions can range from small and isolated to large and multiple. They can exist independently, or in association with other signs and…

Key Points Congenital melanocytic nevi (CMN) can have medical, cosmetic, and psychological consequences. The natural history of CMN may be dynamic and can include development of erosions and proliferative nodules during infancy, changes in pigmentation and topography, neurotization, and spontaneous…