ringed hair


Also found in: Dictionary, Thesaurus, Encyclopedia.

ringed hair

[MIM*180600]
a rare condition in which the hair shows alternate pigmented and bright segments, the latter due to air cavities within the cortex.
Synonym(s): pili annulati
A rare autosomal dominant [MIM 180600] developmental anomaly of the hair shaft with no known clinical significance, which is characterised by alternating bands of light and dark hair due to air cavities within the shafts