High-Frequency Ultrasonography of the Scalp: A Comparison Between Androgenetic Alopecia and Healthy Volunteers

July 2024 in “ Skin Research and Technology ”

Lin Li, Qi Ma, Weifeng Luo, Jiang Ji, Qian Zhang, Dongsheng Hong

androgenetic alopecia high-frequency ultrasonography scalp parameters subcutaneous tissue thickness hair follicles follicle count color flow signals vertex area AGA ultrasound scalp thickness hair count

Studysummary This study found that patients with androgenetic alopecia had thinner scalp and subcutaneous tissues, narrower and shorter hair follicles, a lower hair follicle count, and fewer color flow signals compared to healthy volunteers, as measured by 22 MHz ultrasound.

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