Trichonodosis L67.84

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

bubble hair; Knot hairs; knotted hair; Trichonodose

History
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Michelson, 1884

Definition
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Single or multiple knotting of individual hairs through hair cosmetic measures such as teasing, heavy combing or intensive scratching. Often accompanying symptom of itchy dermatoses.

Clinical features
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Node formation can be seen macroscopically. Increased brittleness of the hair in the nodule area.

Therapy
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Avoid inducing hair cosmetic measures. Greasing with e.g. olive oil, use of mild shampoos (such as Ducray extra mild, Anatel).

Note(s)
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Remember! This is a random finding; not a hair shaft anomaly!

Literature
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  1. Brown VM et al (1986) An unusual new hair shaft abnormality: "bubble hair". J Am Acad Dermatol 15: 1113-1117
  2. Gummer CL (1994) Bubble hair: a cosmetic abnormality caused by brief, focal heating of damp hair fibres. Br J Dermatol 131: 901-903
  3. Krasnoff J et al (1998) Bubble hair--a possible explanation for its distribution. Int J Dermatol 37: 380-382

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

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Last updated on: 29.10.2020