poliosis

poliosis /po·li·o·sis/ (pōl-e-o´sis) circumscribed loss of pigment of the hair, especially following some pathological process.

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po·li·o·sis (pl-ss)

n.

An absence or lessening of melanin in hair of the scalp, brows, or lashes.

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poliosis

[pō′lē·ō′sis]

Etymology: Gk, polios + osis, condition

depigmentation of the hair on the scalp, eyebrows, eyelashes, mustache, beard, or body. The condition may be inherited and generalized or acquired and localized in patches. Acquired localized poliosis often occurs in alopecia areata.

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poliosis

localized loss of pigment in the hair.

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uveitis-poliosis-vitiligo syndrome

see vogt-koyanagi-harada-like syndrome.

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poliosis 

A condition in which there is a lack of pigment in the hair, eyebrows and eyelashes, which appear whitish, grey. The condition normally occurs in patches. It is often associated with vitiligo, alopecia and forms part of the Vogt-Koyanagi-Harada syndrome.