Hair Diameter Measurement Methods: Micrometer Caliper Versus Phototrichogram

    April 2023 in “ Archives of Aesthetic Plastic Surgery ”
    Jae Hyun Park, Yeh Hong Ho, Kotchamol Manonukul
    Studysummary This study found that measuring hair thickness with a phototrichogram provided significantly thicker readings than using a micrometer caliper, suggesting that the phototrichogram may be more clinically useful for evaluating hair in patients undergoing hair transplantation.
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    Research cited in this study 9

    1. Hair Diameter Measurements for Planning Follicular Unit Extraction Surgery: Is There a Correlation Between the Micrometer Caliper and Scanning Electron Microscopy Findings? Journal of Cosmetic Dermatology · 2021
    2. The Development and Application of the Hair Diameter Index (HDI) Hair transplant forum international · 2021
    3. Donor Site of Follicular Unit Excision Hair Transplantation: The Relationship Between Appearance and Actual Hair Density, and Hair Diameter Journal of Plastic Surgery and Hand Surgery · 2020
    4. KEBOT: An Artificial Intelligence Based Comprehensive Analysis System for FUE Based Hair Transplantation IEEE Access · 2020
    5. Hair Diameter Variation in Different Vertical Regions of the Occipital Safe Donor Area Archives of Plastic Surgery · 2017
    6. Hair Diameter Evaluation in Different Regions of the Safe Donor Area in Asian Populations International Journal of Dermatology · 2017
    7. Use of Nape and Peri-Auricular Hair by Follicular Unit Extraction to Create Soft Hairlines and Temples: My Experience With 128 Patients Aesthetic Surgery Journal · 2015
    8. Contribution of Hair Density and Hair Diameter to the Appearance and Progression of Androgenetic Alopecia in Japanese Men British Journal of Dermatology · 2014
    9. Phototrichogram Analysis of Normal Scalp Hair Characteristics with Aging European Journal of Dermatology · 2013

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    3. Hair Transplantation and Micrografting for Oral and Maxillofacial Surgeons Journal of Oral and Maxillofacial Surgery · 2009
    4. Hair Transplantation for Men Journal of Cosmetic and Laser Therapy · 2008
    5. Hair Transplantation for Men and Women Seminars in Cutaneous Medicine and Surgery · 2006
    6. Surgical Reduction of Alopecia Clinics in Dermatology · 1987