February 2021 in “Dermatologic Therapy” This study concluded that intralesional lyophilized growth factor injections are safe and improve trichoscopic hair parameters and clinical scores in patients with female pattern hair loss.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” In this prospective study, 15 patients with patchy alopecia areata treated with intralesional methotrexate every two weeks showed a significant improvement in hair regrowth and reduction in lesion severity, with changes linked to decreased tissue levels of TNF-α.
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March 2020 in “Journal of the American Academy of Dermatology” This study observed that trichoscopic changes associated with EGFRI treatment include pili torti and asymmetric hyperpigmented fusiform widening, along with dermoscopic skin manifestations such as scale and branching vessels.
June 2026 in “IP Indian Journal of Clinical and Experimental Dermatology” This study found that trichoscopic parameters in male androgenetic alopecia deteriorated progressively with increasing disease severity and were significantly linked to genetic, metabolic, and psychosocial factors.
January 2024 in “Journal of Cosmetic Dermatology” This study suggests that male androgenetic alopecia and female pattern hair loss follow distinct progression pathways, characterized by different trichoscopic patterns related to hair diameter and follicular unit changes.