7 citations
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December 1987 in “Fertility and sterility” The vellus index is a simple, quick, and reliable method to assess and monitor hair growth, especially in hirsutism.
January 2015 in “Faculty of 1000 Research Ltd” Androgenetic alopecia may be irreversible due to the detachment of a muscle from hair follicles.
July 2023 in “Dermatology practical & conceptual” This study developed a support vector machine model using trichoscopic patterns to accurately classify androgenic alopecia severity, with an accuracy of 94.3% in training and 90.0% in test datasets.
39 citations
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November 2017 in “Journal of The American Academy of Dermatology” This review presents standardized methods for assessing and tracking hair loss in alopecia areata but reports no clinical results, with the authors noting time limitations in clinical practice.
August 2026 in “Journal of Cutaneous and Aesthetic Surgery” This study found that growth factor concentrate injections combined with topical minoxidil in androgenetic alopecia patients led to similar hair regrowth outcomes as platelet-rich plasma, with lower reported pain.