White forelock | definition of white forelock by Medical dictionary
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a triangular or diamond-shaped depigmented macule with white hairs, usually located in the anterior midline of the scalp, seen in piebaldism.A striking focal depigmentation of hair of the anterior scalp margin, which has no clinical significance, and is typically seen in the Waardenburg syndrome, which is characterised by leukoderma, a flattened nasal bridge and cochlear deafness, see there. It may also be seen in tuberous sclerosis and Vogt-Koyanagi syndrome
A white tuft of hair that grows on the forehead. It is associated with Waardenburg syndrome, and is seen in vitiligo.
References in periodicals archive
Key words: piebaldism, leukoderma, poliosis, white forelock
PAX3 - Portion Waardenburg syndrome, indicating the occurrence of deafness and changes in pigmentation, including a white forelock
In 1992, for example, investigators found the mutated gene behind Waardenburg's syndrome, a condition characterized by deafness, widely spaced eyes that are sometimes mismatched in color, and a white forelock
(SN: 5/2/92, p.