16 citations
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January 2015 in “Annals of Dermatology” The study found specific hair and scalp patterns for different types of hair loss in Koreans, noting racial differences affect diagnosis.
71 citations
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May 1991 in “Clinical and Experimental Dermatology” Young men with male pattern baldness lose hair density over time without treatment.
March 2026 in “Frontiers in Medicine” Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.
25 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
8 citations
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May 1987 in “Journal of The American Academy of Dermatology” UV light does not significantly affect minoxidil's ability to treat male pattern baldness.