Recognizing bamboo hair helps diagnose Netherton’s syndrome.
49 citations
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September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
24 citations
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January 1969 in “Archives of Dermatological Research” Hair malformations may occur due to timing issues in hair development.
13 citations
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January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
10 citations
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July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
7 citations
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May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
1 citations
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April 2020 in “Asian Journal of Medicine and Biomedicine” A child's toe was saved from a rare condition where hair tightly wrapped around it by performing surgery.
5 citations
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March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
September 2017 in “Dermatologic Surgery”
June 2024 in “Annals of Medicine and Surgery” A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.
September 2016 in “Journal of Dermatological Science” Polarizing light microscopy can easily and reliably diagnose congenital keratinizing disorders like Netherton syndrome.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
February 2023 in “International Journal of Dermatology” January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
2 citations
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April 2019 in “Experimental Dermatology” Hair follicles respond differently to pulling forces in various regions.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
8 citations
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April 2017 in “Journal of The Royal Society Interface” Giant axonal neuropathy changes the structure of keratin in human hair.
16 citations
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October 1992 in “Journal of cutaneous pathology” Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
February 1988 in “Journal of the American Academy of Dermatology” 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.
6 citations
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January 1997 in “Pediatric dermatology” The case suggests a possible link between severe acne and certain bone deformities.
19 citations
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March 1988 in “International Journal of Dermatology” Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.
December 2025 in “IP Indian Journal of Clinical and Experimental Dermatology” Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.
18 citations
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September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
1 citations
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August 1981 in “The Journal of Dermatology” All major hair defects involve cuticle abnormalities.
December 2025 in “Clinical Case Reports” Netherton syndrome causes skin and hair issues, confirmed by "bamboo hair" under dermoscopy, with no cure but managed with topical treatments.
4 citations
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December 2018 in “Zenodo (CERN European Organization for Nuclear Research)” Biomagnetic forces can deform red blood cells.
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.