Résumé de communication

Objectives: To understand the therapeutic potential of combining fractional 1927nm thulium laser and hair exosome therapy for androgenetic alopecia (AGA) and female pattern hair loss (FPHL). Participants will learn how this novel approach enhances scalp permeability for exosome delivery, promoting hair follicle regeneration. The session will highlight key outcome measures, including global photography, Norwood-Hamilton/Ludwig scales, hair part width assessment, and patient satisfaction. Attendees will gain insights into optimizing protocols and evaluating results for improved clinical effectiveness. Introduction: Androgenetic alopecia (AGA) and female pattern hair loss (FPHL) are progressive conditions with limited treatment options. Exosome therapy, rich in growth factors, has shown promise in stimulating hair follicle repair and promoting growth. Fractional 1927nm thulium laser enhances scalp permeability for exosome delivery and is also believed to remodel the epidermal-dermal junction, potentially increasing blood supply to the dermal papilla. This synergistic approach may amplify hair growth, offering a novel and effective solution for AGA and FPHL. Materials / method: This study involved 4 patients diagnosed with androgenetic alopecia (AGA) or female pattern hair loss (FPHL). Each underwent treatment combining fractional 1927nm thulium laser and exosome therapy. The laser was applied to the scalp to enhance permeability and remodel the epidermal-dermal junction. Exosomes were topically administered immediately after laser treatment to deliver growth factors to hair follicles. Outcomes were assessed using global photography, Norwood-Hamilton or Ludwig scales, hair part width (for FPHL), scalp coverage scores, and patient satisfaction over a 3-month follow up Results: All 4 patients showed noticeable improvement in hair density and scalp coverage following the combined treatment. Global photography revealed enhanced hair growth, particularly in thinning areas. Norwood-Hamilton and Ludwig scale scores demonstrated regression of hair loss progression. Hair part width decreased in the female patient, indicating improved coverage. Patients reported high satisfaction with the visible results and minimal side effects. The combination of fractional 1927nm laser and exosome therapy proved to be effective and well-tolerated in promoting hair regrowth. Conclusion: The combination of fractional 1927nm thulium laser and exosome therapy offers a promising, synergistic approach for treating androgenetic alopecia (AGA) and female pattern hair loss (FPHL). The laser enhances scalp permeability and potentially remodels the epidermal-dermal junction, improving blood supply to hair follicles, while exosomes deliver regenerative signals that promote hair growth. This method demonstrated significant improvements in hair density, scalp coverage, and patient satisfaction with minimal side effects, making it a safe and effective option for hair restoration.