trichorrhexis

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.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

trich·or·rhex·is

(trik'ō-rek'sis),
A condition in which the hairs tend to readily break or split.
[tricho- + G. rhēxis, a breaking]
Farlex Partner Medical Dictionary © Farlex 2012

trich·or·rhex·is

(trik'ō-rek'sis)
A condition in which the hairs tend to break or split.
[tricho- + G. rhēxis, a breaking]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Netherton syndrome (OMIM #256500) is an autosomal recessive disorder, characterized by congenital ichthyosiform erythroderma, atopic diathesis and trichorrhexis nodosa (3).
A unique case of trichorrhexis nodosa: 'bamboo hairs'.
The hair samples also showed variation, with some hairs showing one half of an area of trichorrhexis at one end and trichoptilosis with widely splayed fibres and simple knots.
Netherton syndrome is an autosomal recessive disorder of cornification characterized by the triad of congenital ichthyosiform erythroderma/ichthyosis linearis circumflexa, trichorrhexis invaginata (bamboo hair), and an atopic diathesis.
Other reported hair abnormalities of trichoclasia and Trichorrhexis nodosa by Claudio Ponticelli et al (10) were not seen in our study.
Bazex-Dupre-Christol syndrome (BDCS) is clinically characterized by multiple basal cell carcinomas of the face occurring mainly during the second and third decade of life, follicular atrophoderma predominantly of the dorsum of hands and feet and generalized hypotrichosis, sometimes with pili torti and trichorrhexis nodosa.
* Microscopy of the hair: twisted hair (pili torti) with fractures of the hair shafts (trichorrhexis nodosa).
Bu seklin klinik ozellikleri; mental ve motor gerilik, tekrarlayan konvulziyon, bilinc degisikligi, karaciger buyuklugu, deri lezyonlari ve "trichorrhexis nodosa"dir (6).
Trichorrhexis invaginati is a genetic disease characterized by a segment of bulbous, dilated hair enfolded into a concave hair terminal, recalling the appearance of a bamboo node.
These include ringed or banded hairs (pili annulati) (Figures 77 and 78), conspicuous nodes (trichorrhexis nodosa), or regular diameter fluctuations (monilethrix).
The hair is difficult to comb and often not fragile, except when associated with trichorrhexis nodosa.
On hair microscopy Trichorrhexis nodosa was observed.