Trichoscopy-Assisted Hair Pull Test: A Helpful Adjunct to Trichoscopy for Diagnosing and Managing Alopecias

July 2021 in “ Australasian Journal of Dermatology ”

Aikaterini Tsiogka, Martin Laimer, Verena Ahlgrimm‐Siess

trichoscopy-assisted hair pull test trichoscopy hair pull test dermoscopy telogen effluvium alopecia areata androgenetic alopecia lichen planopilaris anagen roots TE AA AGA LPP

Studysummary This manuscript describes a proposed ‘trichoscopy-assisted hair pull test’ that enhances the diagnosis of hair loss conditions by allowing immediate examination of proximal hair shafts and roots in patients with a positive hair pull test.

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Research cited in this study

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research Fibrosing Alopecia in a Pattern Distribution

30 citations , January 2020 in “Journal of The American Academy of Dermatology”

This review reports no new clinical results but discusses fibrosing alopecia in a pattern distribution as a distinct scarring alopecia with characteristics of both androgenetic alopecia and lichen planopilaris.

research Hair Pull Test: Evidence-Based Update and Revision of Guidelines

36 citations , December 2016 in “Journal of The American Academy of Dermatology”

In this study, researchers evaluated the hair pull test and found that normal values should be reduced to two hairs or fewer, with no significant impact from hair washing, brushing, or lifestyle factors such as hair texture and medication use.

research Evaluation and Diagnosis of the Hair Loss Patient

86 citations , August 2014 in “Journal of The American Academy of Dermatology”

This article discusses the history taking and clinical examination process for diagnosing alopecia and outlines a diagnostic approach, noting that it reports no new clinical results.

research Evaluation and Diagnosis of the Hair Loss Patient

69 citations , August 2014 in “Journal of The American Academy of Dermatology”

This review discusses recent advances in trichoscopy for differentiating types of alopecia and presents a systematic approach for using its diagnostic findings, but reports no new clinical results.

research Trichoscopy in Alopecias: Diagnosis Simplified

96 citations , January 2013 in “International Journal of Trichology”

This article reviews the use of trichoscopy for diagnosing various types of alopecia and reports no new clinical results; it is suggested as a non-invasive method for diagnosis and monitoring treatment responses.

research Patients With Profuse Hair Shedding May Reveal Anagen Hair Dystrophy: A Diagnostic Clue of Alopecia Areata Incognita

31 citations , October 2010 in “Journal of the European Academy of Dermatology and Venereology”

The authors concluded that some patients clinically diagnosed with telogen effluvium may actually have alopecia areata incognita, suggested by the presence of dystrophic hairs and development of alopecia patches.