Hair Restoration Surgery
PRP may be a beneficial adjuvant to HR surgery for AGA. A clinical trial demonstrated that implantation of follicular grafts embedded with plasma growth factors in 20 males with AGA substantially increased follicular unit yield (P<0.001), resulting in a 15.1% increase in follicular density compared to implantation without plasma GFs.17 An RCT demonstrated that intraoperative PRP as a holding solution for harvested follicular grafts significantly improved the mean density of the implanted grafts at 6 months compared to the control solution (P<0.05).18
Conclusion
PRP is a promising regenerative therapy for NCA, demonstrating superior efficacy to traditional treatment modalities in multiple studies. However, routine implementation is limited by steep out-of-pocket costs, lack of a standardized protocol for the intervention, and variable efficacy among patients. Its use in CA remains limited and requires larger, randomized studies to establish efficacy.
Disclosure
The authors declare no conflicts of interest.
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AUTHOR CORRESPONDENCE
Adam Friedman MD FAAD ajfriedman@mfa.gwu.edu