Becker's Melanosis and Hypertrichosis

December 1967 in “ Australasian Journal of Dermatology ”

Brian R. Entwisle, David S. Nurse

Becker's Melanosis Hypertrichosis unilateral brown pigmentation hair overgrowth shoulders thoracic area Becker's Nevus excessive hair growth

TLDR Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.

Becker's Melanosis and Hypertrichosis predominantly affected young males aged 10-15, characterized by unilateral brown pigmentation and hair overgrowth on the shoulders and thoracic area. The condition initially progressed over 2-3 years before stabilizing, with some cases showing gradual pigment reduction. Seven patients were observed over two years in Melbourne, with clinical and histological findings presented alongside a literature review.

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