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Morphological Classification of Beard Hair in Men

Solon Eduardo Gouveia Souza and Mauro Speranzini
Hair Transplant Forum International September 2024, 34 (5) 157-168; DOI: https://doi.org/10.33589/34.5.157
Solon Eduardo Gouveia Souza
São Paulo, Brazil
MD
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  • For correspondence: dr.solon.eduardo@gmail.com
Mauro Speranzini
São Paulo, Brazil
MD, FISHRS
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  • Article
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Article Figures & Data

Figures

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  • FIGURE 1.
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    FIGURE 1.

    Beard type I

  • FIGURE 2.
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    FIGURE 2.

    Beard type II

  • FIGURE 3.
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    FIGURE 3.

    Beard type III

  • FIGURE 4.
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    FIGURE 4.

    Beard type IV

  • FIGURE 5.
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    FIGURE 5.

    Beard type V

  • FIGURE 6.
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    FIGURE 6.

    Beard type VI

  • FIGURE 7.
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    FIGURE 7.

    Schematic drawings illustrating beard types I-VI.

  • FIGURE 8.
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    FIGURE 8.

    Type III peripheral pattern facial beard, with low-density hair in all anatomical regions with the mustache and central sublabial region having the lowest density (this mustache has approximately 106 single hair follicular units) (left); schematic drawing (right).

  • FIGURE 9.
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    FIGURE 9.

    Distribution of beard pattern by age group.

  • FIGURE 10.
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    FIGURE 10.

    A: The same patient at two different moments: shaved lateral infralabial and maxillary/zygomatic region (left) and without shaving region (right).

  • FIGURE 11.
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    FIGURE 11.

    A: Beard in the central segment of the cervical region; B: hair areas appear simultaneously in the central and lateral regions, with a lack of hair between the two; C: central region with high density in the cervical suprahyoid region, but low density in the infrahyoid region; D: the beard hair extends through the thyroid cartilage region, into the chest hair.

  • FIGURE 12.
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    FIGURE 12.

    Type III with dense and extensive cervical beard (left) and type V with poor density on the infrahyoid region (right).

Tables

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    TABLE 1.

    Beard Types in the Studied Group

    Type%n
    I1.2%3
    II4.0%10
    III11.6%29
    IV28.0%70
    V42.4%106
    VI12.8%32
    • View popup
    TABLE 2.

    Beard Type Distribution by Age Group

    Beard Type20-29
    years
    30-39
    years
    40-49
    years
    50-59
    years
    60-69
    years
    Total
    I101103
    %3.8%0%1.1%2.4%0%1.2%
    II2521010
    %7.7%6.0%2.2%2.4%0%4.0%
    III711101029
    %26.9%13.3%11.2%2.4%0%11.6%
    IV10262210270
    %38.5%31.3%24.7%23.8%20.0%28.0%
    V52644238106
    %19.2%31.3%49.4%54.8%80.0%42.4%
    VI115106032
    %3.8%18.1%11.2%14.3%0%12.8%
    Total2683894210250
    %10.4%33.2%35.6%16.8%4.0%100.0%
    • View popup
    TABLE 3.

    Comparison of Beard Presentation Type and Its Characteristics

    Facial hairMustacheChinGoateeSideburnMandibularMaxillary
    Type I+++−/+−−−
    Type II+++/+++/++−/+++−
    Type III+++/+++/++−/++/+++/+++/++
    Type IV+++++++/+++−/++++/++++/++++/++
    Type V+++++++++++++++++++++++++++/++++
    Type VI++++++++++++++++++++++++++++
    • View popup
    TABLE 4.

    Cross-tabulation between Age Group and Treatment Appointment (Beard Surgery, Hair Surgery, or Both) with Distributions of Treatments by Age Group and Percentages

    AgeBeardBeard and hairHairTotal
    20-29611926
    %23.1%3.8%73.1%100%
    30-39827383
    %9.6%2.4%88.0%100%
    40-49348289
    %3.4%4.5%92.1%100%
    50-59114042
    %2.4%2.4%95.2%100%
    60-691910
    %10.0%0.0%90.0%100%
    Total198223250
    %7.6%3.2%89.2%100%
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International Society of Hair Restoration Surgery: 34 (5)
Hair Transplant Forum International
Vol. 34, Issue 5
September/October 2024
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Morphological Classification of Beard Hair in Men
Solon Eduardo Gouveia Souza, Mauro Speranzini
Hair Transplant Forum International Sep 2024, 34 (5) 157-168; DOI: 10.33589/34.5.157

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Morphological Classification of Beard Hair in Men
Solon Eduardo Gouveia Souza, Mauro Speranzini
Hair Transplant Forum International Sep 2024, 34 (5) 157-168; DOI: 10.33589/34.5.157
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