1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
49 citations
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September 2004 in “Journal of the European Academy of Dermatology and Venereology” This study found that careful light microscopy using fluid-mounted hair improves detection of the pili annulati phenotype, which varies widely in expression and affects hair fragility.
36 citations
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July 1988 in “Archives of Dermatological Research” Pili annulati is caused by a protein metabolism disorder affecting hair structure.
33 citations
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September 1987 in “American Journal of Medical Genetics” This study documents dominant transmission and complete penetrance of uncombable hair syndrome in a family, despite the father lacking visible abnormalities.
28 citations
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January 1985 in “Journal of the American Academy of Dermatology” This report presents a case of pili torti in a young girl with citrullinemia, a novel association not previously documented.