14 citations
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May 2014 in “Archives of plastic surgery” This study found that among Korean males with male pattern baldness, hair loss mostly progresses within 6 cm from the parietal whorl towards the occipital side.
December 2019 in “Journal of Cosmetic Dermatology” In this study, researchers developed an innovative training model using oranges to practice designing the scalp's parietal whorl for hair transplantation. They reported that a density of 40-50 follicular units per cm² achieved better results, aiding surgeons in improving their technique.
4 citations
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April 2016 in “Plastic and reconstructive surgery. Global open” This study found that scalp medical tattooing effectively improved cosmetic appearance and concealed bifid parietal whorls without complications in the patients evaluated.
29 citations
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September 1989 in “Journal of The American Academy of Dermatology” This article describes cases of unusual scalp whorl patterns, including triple parietal and right temporal whorls, that were associated with normal development, and discusses theories of hair whorl development.
September 2023 in “Pakistan Journal of Medical & Health Sciences” This study found that among male hair transplant patients, most had a single crown hair whorl pattern, which was more often located centrally on the scalp compared to dual or undetectable patterns.