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    Is There an Association Between Male Alopecia Areata and the Ratio of Second to Fourth Finger Length?

    September 2024 in “ Turkish Journal of Dermatology ”
    Metin Özaslan, Tuğba Akın
    Studysummary In this study, researchers found that males with alopecia areata had a significantly lower 2D to 4D finger length ratio compared to healthy controls, suggesting this ratio might predict alopecia areata development, though it did not correlate with disease severity.
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    Research cited in this study 8

    1. Alopecia Areata: An Updated Review for 2023 Journal of Cutaneous Medicine and Surgery · 2023
    2. Second-To-Fourth Digit Ratio and Age Predicting the Severity of Androgenetic Alopecia: A Cross-Sectional Study The Aging Male · 2022
    3. The Epidemiology of Alopecia Areata: A Population-Based Cohort Study in UK Primary Care British Journal of Dermatology · 2021
    4. Hair Follicle Immune Privilege and Its Collapse in Alopecia Areata Experimental dermatology · 2020
    5. Second-To-Fourth Digit Ratio And Seborrheic Dermatitis In Males: A Cross-Sectional Study Anais Brasileiros de Dermatologia · 2019
    6. Digit Ratio 2D:4D as an Indicator for Androgenetic Alopecia in Males Journal of Cosmetic Dermatology · 2017
    7. Are 2D:4D Finger-Length Ratios an Indicator of Androgenetic Alopecia in Males? Anais Brasileiros De Dermatologia · 2016
    8. Androgen Actions on the Human Hair Follicle: Perspectives Experimental Dermatology · 2012

    Related research 1

    1. Primary Cicatricial Alopecia: Diagnosis and Treatment Canadian Medical Association Journal · 2013