trichorrhexis nodosa


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trichorrhexis

 [trik″o-rek´sis]
the condition in which the hairs are split and feather-like.
trichorrhexis nodo´sa a condition marked by fracture and splitting of the cortex of a hair into strands, giving the appearance of white nodes at which the hair is easily broken. Called also bamboo hair.

trich·or·rhex·is no·do·sa

a congenital or acquired condition in which minute nodes are formed in the hair shafts; splitting and breaking, complete or incomplete, may occur at these points or nodes.

trichorrhexis nodosa

Dermatology A defect in the hair shaft characterized by thickened weak points–nodes that cause hair breakage; TN may have a genetic basis but is precipitated by environmental factors–eg, “perming,” blow drying, aggressive brushing, chemical exposure

trich·or·rhex·is no·do·sa

(trik'ō-rek'sis nō-dō'să)
A congenital or acquired condition in which minute nodes are formed in the hair shafts; splitting and breaking, complete or incomplete, may occur at these nodes.
Synonym(s): clastothrix, trichoclasia, trichoclasis.

trichorrhexis

the condition in which the hairs are split and feather-like.

trichorrhexis nodosa
structural abnormalities of the hair shaft result in breakage and hypotrichosis; seen in horses, dogs and humans. Physical or chemical damage to the hair is usually responsible.