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    Glossary Pili Annulati

    rare hair disorder with alternating light and dark bands

    Pili Annulati, also known as "ringed hair," is a rare hair shaft disorder characterized by alternating light and dark bands along the hair, giving it a striped appearance. This condition is usually benign and does not affect hair growth or overall health, but it can be identified through microscopic examination of the hair shaft.

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    1. Update on detection, morphology and fragility in pili annulati in three kindreds Journal of the European Academy of Dermatology and Venereology · 2004 · 49 citations
    2. Pathogenesis of pili annulati Archives of Dermatological Research · 1988 · 36 citations
    3. Pili annulati with fragility: Electron microscopic findings of a case International journal of trichology · 2012 · 13 citations
    4. Pili Annulati International Journal of Dermatology · 1988 · 7 citations
    5. Pili Annulati with Multiple Fragile Hairs Annals of Dermatology · 2017 · 4 citations
    6. Isolated patchy heterochromia with pili annulati features on light and electron microscopy Dermatology practical & conceptual · 2022 · 1 citations
    7. Pili Annulati: A case series and proposal for classification Skin Appendage Disorders · 2026
    8. Ultraviolet-Enhanced Trichoscopy—A New Tool to Assess Pili Annulati Dermatology Practical & Conceptual · 2025
    9. Dermoscopic Features of Pili Annulati: Features of PA Skin Research and Technology · 2024
    10. Coexisting trichorrhexis nodosa and pili annulati: a case report of hair shaft abnormalities in a syrian family Annals of Medicine and Surgery · 2024
    11. Acquired Hair Fragility in Pili anulati: Causal Relationship with Androgenetic Alopecia Dermatology · 2001 · 9 citations
    12. Trichoscopy in genetic hair shaft abnormalities Journal of Dermatological Case Reports · 2008 · 74 citations
    13. Dermatoscopy of hair shaft disorders Journal of the American Academy of Dermatology · 2012 · 68 citations
    14. The genetics of hair shaft disorders Journal of The American Academy of Dermatology · 2008 · 59 citations
    15. Trichoscopy Archives of Dermatology · 2008 · 44 citations
    16. Trichoscopy in Hair Shaft Disorders Dermatologic Clinics · 2018 · 36 citations
    17. Prognosis and Management of Congenital Hair Shaft Disorders with Fragility—Part I Pediatric Dermatology · 2016 · 33 citations
    18. Light microscopy of the hair: A simple tool to "untangle" hair disorders International Journal of Trichology · 2011 · 24 citations
    19. Hair Shaft Dysplasias International Journal of Dermatology · 1988 · 19 citations
    20. Spangled hair in siblings International Journal of Trichology · 2009 · 5 citations
    21. Claves diagnósticas en displasias pilosas II 2021 · 2 citations
    22. Banded Scalp Hair with an Unusual Glistening Appearance in a Teenager: A Quiz Acta dermato-venereologica · 2018 · 1 citations
    23. Hair shaft disorders IP Indian Journal of Clinical and Experimental Dermatology · 2025
    24. Dermatologic manifestations of thyroid disease: a literature review Frontiers in Endocrinology · 2023
    25. Microscopic Hair Changes Associated with Hair Coloring, Hair Waving and Hair Ironing in Iranian Women Pakistan Journal of Biological Sciences · 2013 · 1 citations
    26. Hair shaft disorders in children – An update Indian Dermatology Online Journal · 2023 · 12 citations
    27. Prognosis and Management of Congenital Hair Shaft Disorders without Fragility—Part II Pediatric Dermatology · 2016 · 14 citations
    28. Pathogenesis in pili torti: morphological study Journal of Dermatological Science · 1994 · 23 citations
    29. Pili Torti: A Feature of Numerous Congenital and Acquired Conditions Journal of clinical medicine · 2021 · 9 citations
    30. Acquired Uncombable Hair Archives of Dermatology · 1993 · 6 citations