1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
5 citations
,
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.
1 citations
,
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.
23 citations
,
July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
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
,
August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
2 citations
,
May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
1 citations
,
August 2024 in “Pediatric Dermatology” A rare, harmless hair condition was found in an infant's eyebrow, needing no treatment.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
28 citations
,
January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
The arrector pili muscle plays a key role in hair loss in androgenetic alopecia.
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.
1 citations
,
July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
14 citations
,
July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
15 citations
,
February 2000 in “Journal of Cutaneous Pathology” The arrector pili muscle attaches to the extracellular matrix using α5β1 integrin and connects muscle cells using α1β1 integrin.
5 citations
,
November 1979 in “PubMed” A hereditary condition causes hair loss and twisted hair in some family members.
31 citations
,
January 2014 in “International Journal of Trichology” The arrector pili muscle might play a role in hair loss and needs more research to understand its impact.
September 2016 in “Journal of Dermatological Science” Björnstad syndrome causes twisted hair from birth.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Relaxing the Arrector Pili Muscle might make curly hair straighter.
33 citations
,
September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
21 citations
,
October 2017 in “Journal of the European Academy of Dermatology and Venereology” Various potential triggers may be causing the rise in frontal fibrosing alopecia, and avoiding these could help stop the disease's increase.
20 citations
,
January 2005 in “Australasian Journal of Dermatology” A woman had a skin condition with increased normal elastic fibers, not related to other known disorders, likely due to aging.
2 citations
,
April 2007 in “Journal of Labelled Compounds and Radiopharmaceuticals” The conclusion is that tritium-labeled testosterone metabolites can be made and are better converted into dihydrotestosterone in skin cells than in prostate tissue.
1 citations
,
August 2021 in “Movement disorders clinical practice” A man with Isaac's syndrome affecting only one side of his body improved after immune system-targeted treatment.
October 2022 in “Medical Clinical Update Journal” Early diagnosis and treatment with Leuprolide are key for children with precocious puberty.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Men are increasingly seeking quick-result cosmetic treatments for their thicker, oilier skin and hair loss issues.
November 2009 in “Companion Animal” The document suggests that Alopecia X in dogs is mainly a cosmetic issue and might be better left untreated.