January 2020 in “International Journal of Trichology” This study reported that platelet-rich plasma injections led to only temporary improvement in vellus hair characteristics in temporal triangular alopecia, suggesting it may not be an effective long-term treatment.
3 citations
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July 2017 in “International journal of medicine” In this study, 70 patients with alopecia areata who received intralesional triamcinolone showed a significant reduction in black dots, yellow dots, broken hair, and tapering hair, while achieving a 60% success rate in hair regrowth.
35 citations
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January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” This study found that intralesional triamcinolone acetonide is effective for treating localized patchy alopecia areata, with dermoscopy aiding in early detection of clinical response and adverse effects.
June 2019 in “Journal of evolution of medical and dental sciences” This study found that yellow dots seen under dermatoscopy are a sensitive and specific indicator of treatment response in alopecia areata, showing significant reduction as early as four weeks.
August 2018 in “Turkish Journal of Dermatology” This study found that handheld dermoscopes with polarized light can be beneficial in assessing treatment success in alopecia areata by revealing changes in trichoscopic features like thinning hairs and short terminal hairs.