April 2025 in “Journal of the Faculty of Medicine Baghdad” This study found that patients with alopecia areata had significantly higher serum T3 and cortisol levels compared to healthy controls, although both remained within normal ranges, highlighting potential hormonal involvement in the condition. However, no significant differences were observed in T4 and TSH levels.
18 citations
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August 2012 in “Cutaneous and Ocular Toxicology” This study found that alopecia areata patients had increased insulin resistance compared to controls, suggesting a potential link between inflammation, stress axis activation, and insulin resistance in this population.
May 2017 in “Chinese Journal of Dermatology” This study reported that alopecia can moderately impact patients' quality of life and is linked to a depressive tendency, with frequent medical visits and higher quality of life impairment as risk factors.
November 2024 in “Skin Appendage Disorders” In this study, researchers assessed the quality of life in patients with different types of alopecia using the Skindex-29 and DLQI questionnaires, finding that telogen effluvium and alopecia areata had the greatest pretreatment impact on quality of life, with moderate responsiveness observed after treatment.
65 citations
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December 2015 in “Experimental dermatology” This study found that both Th1 and Th2 immune responses, along with IL-23 and IL-32 cytokine pathways, are active in alopecia areata lesions, and corticosteroid injections significantly altered these immune markers.