January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
5 citations
,
October 2018 in “Dermatologic therapy” Recognizing congenital triangular alopecia is crucial to avoid unnecessary treatments.
33 citations
,
August 2013 in “Current Opinion in Ophthalmology” Frontalis suspension surgery using autologous fascia lata is effective for treating unilateral congenital ptosis with poor levator function.
January 2022 in “Clinical Cases in Dermatology” Early treatment of traction alopecia can reverse hair loss; prevention involves avoiding tight hairstyles.
16 citations
,
October 1992 in “Journal of cutaneous pathology” Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
4 citations
,
April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
18 citations
,
September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
January 2013 in “Wool textile journal”
1 citations
,
June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
15 citations
,
March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
9 citations
,
May 2014 in “BMC medical genetics” A woman with a unique syndrome similar to TRPS has a genetic change near the TRPS1 gene, affecting its regulation.
1 citations
,
September 2022 in “Pharmaceutics” The stiffness of a wound affects hair growth during healing, with less stiff areas growing more hair.
April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
Trichoscopic examination is crucial for diagnosing congenital triangular alopecia.
2 citations
,
December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
5 citations
,
September 2015 in “BMC Medical Genetics” The EDAR gene mutation leads to thinner and more deformed hair shafts.
85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
4 citations
,
July 2024 in “Animals” The KRTAP19-5 gene affects wool curvature in Chinese Tan sheep, with Variant B reducing curvature.
16 citations
,
July 2017 in “Journal of American Association for Pediatric Ophthalmology and Strabismus” The modified Crawford technique resulted in less lagophthalmos and better cosmetic outcomes for patients with lateral droop.
33 citations
,
June 2016 in “Pediatric Dermatology” Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.
4 citations
,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
17 citations
,
March 2011 in “Pediatric Dermatology” Two Sikh brothers developed permanent hair loss from wearing turbans tightly, a condition that became apparent after they moved to Austria.
39 citations
,
April 2009 in “Journal of Plastic Reconstructive & Aesthetic Surgery” The surgery for severe congenital ptosis in children is safe and effective, with good long-term results.
10 citations
,
January 2015 in “International Journal of Trichology” Mechanical stress contributes to hair loss in androgenetic alopecia.
30 citations
,
January 2014 in “Dermatologic Clinics” Tight hairstyles, especially on chemically treated hair, can cause reversible hair loss if caught early but may become permanent if not addressed.
July 2024 in “Federal Practitioner” Act quickly to prevent permanent hair loss from tight hairstyles.
1 citations
,
January 2016 in “Dermatology Online Journal” Triangular temporal alopecia can occur in adults and should be correctly identified to prevent misdiagnosis.