A Geometric Framework for Predicting Donor Area Thinning After Follicular Unit Excision

    September 2026 in “ Journal of Cosmetic Dermatology ”
    Γεώργιος Ζώντος, Aditya K. Gupta, Vasiliki Economopoulos … Mesbah Talukder
    Studysummary This study developed a geometric framework for estimating safe donor harvesting in hair transplants, showing that individual hair characteristics like caliber and length significantly affect donor capacity.
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    Research cited in this study 4

    1. Hair Diameter Measurement Methods: Micrometer Caliper Versus Phototrichogram Archives of Aesthetic Plastic Surgery · 2023
    2. The Development and Application of the Hair Diameter Index (HDI) Hair transplant forum international · 2021
    3. Determining Safe Excision Limits in FUE: Factors That Affect and a Simple Way to Maintain Aesthetic Donor Density Hair transplant forum international · 2018
    4. Distribution of Human Hair in Follicular Units Dermatologic Surgery · 1999