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Loose Anagen Hair Syndrome and Loose Anagen Hair

Loose Anagen Hair Syndrome and Loose Anagen Hair EDITORIAL Loose Anagen Hair Syndrome and Loose Anagen Hair HE LOOSE anagen hair syndrome (LAS) is casionally been described, mostly in parents of affected a sporadic or familial hair disorder that pri- children. marily affects children but may occasion- In all reported cases, diagnosis of LAS was based on 1-8 ally be seen in adults. The condition is the presence of the typical LAH found at the pull test T due to a defective anchorage of the hair and/or on trichogram. However, it is clear today that LAH shaft to the follicle, resulting in easily and painlessly pluck- is not a pathognomonic feature of LAS because it can also able hair. Patients with LAS complain of slow-growing be found at the pull test and in the trichogram of chil- hair and diffuse or patchy alopecia. The clinical mani- dren and adults without clinical evidence of the disease. festations of the disorder are in most cases mild, and it According to Olsen et al, LAH can be found by the pull is likely that only a small proportion of children with the test in 61% of healthy children. In our clinic, LAH was condition seek dermatological advice. detected in the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA Dermatology American Medical Association

Loose Anagen Hair Syndrome and Loose Anagen Hair

Tosti, Antonella; Piraccini, Bianca Maria
JAMA Dermatology , Volume 138 (4) – Apr 1, 2002
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References (10)

Publisher
American Medical Association
Copyright
Copyright 2002 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.
ISSN
2168-6068
eISSN
2168-6084
DOI
10.1001/archderm.138.4.521
Publisher site
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Abstract

EDITORIAL Loose Anagen Hair Syndrome and Loose Anagen Hair HE LOOSE anagen hair syndrome (LAS) is casionally been described, mostly in parents of affected a sporadic or familial hair disorder that pri- children. marily affects children but may occasion- In all reported cases, diagnosis of LAS was based on 1-8 ally be seen in adults. The condition is the presence of the typical LAH found at the pull test T due to a defective anchorage of the hair and/or on trichogram. However, it is clear today that LAH shaft to the follicle, resulting in easily and painlessly pluck- is not a pathognomonic feature of LAS because it can also able hair. Patients with LAS complain of slow-growing be found at the pull test and in the trichogram of chil- hair and diffuse or patchy alopecia. The clinical mani- dren and adults without clinical evidence of the disease. festations of the disorder are in most cases mild, and it According to Olsen et al, LAH can be found by the pull is likely that only a small proportion of children with the test in 61% of healthy children. In our clinic, LAH was condition seek dermatological advice. detected in the

Journal

JAMA Dermatology – American Medical Association

Published: Apr 1, 2002

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