39 citations
,
January 2011 in “Archives of Dermatology” Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.
March 2026 in “Journal of Investigative Dermatology” Folliculin slows hair growth, and blocking it might help treat hair loss.
44 citations
,
January 2006 in “Biological & Pharmaceutical Bulletin” Androgen hormones cause hair follicle scarring in hair loss, and finasteride helps reduce it.
1 citations
,
January 2021 in “Nihon rinsho hifukaikai zasshi” The document provides ways to tell alopecia areata from other similar hair loss conditions, using visual checks and specific tests.
8 citations
,
January 2013 in “International Journal of Trichology” The BASP classification is effective for diagnosing pattern hair loss in Indian men and women.
January 2020 in “Revista da Sociedade Portuguesa de Dermatologia e Venereologia” Frontal fibrosing alopecia in Brazil mostly affects postmenopausal women, often linked with hypothyroidism and eyebrow hair loss.
226 citations
,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss in women is genetic, diagnosed by examination and biopsy, and treated with minoxidil, finasteride, or transplantation.
10 citations
,
April 2016 in “Research and reports in transdermal drug delivery” Transfollicular drug delivery is promising but needs more research to improve and understand it better.
211 citations
,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
1 citations
,
September 2024 in “Frontiers in Cell and Developmental Biology” Pigs are a good model for studying human hair growth and disorders.
8 citations
,
August 2017 in “Skin appendage disorders” Red dots on the upper chest may be an early sign of certain types of hair loss.
December 2025 in “Russian Journal of Skin and Venereal Diseases” Thinner hair follicle structures are linked to non-scar alopecia.
January 2026 in “Aesthetic Plastic Surgery” The severity of female pattern hair loss is linked to how long someone has had it, not to levels of certain nutrients or hormones.
16 citations
,
February 1999 in “American Journal of Dermatopathology” Lymphocytes may hinder hair stem cells, causing hair loss without scarring.
16 citations
,
January 2015 in “Annals of Dermatology” The study found specific hair and scalp patterns for different types of hair loss in Koreans, noting racial differences affect diagnosis.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
September 2011 in “Chinese Journal of Dermatology” A man's skin condition was misdiagnosed and later identified as a rare type of skin cancer, which did not improve with treatment.
March 2021 in “CRC Press eBooks” Trichoscopy helps tell apart Lichen planopilaris and Frontal fibrosing alopecia from other hair loss conditions.
April 2026 in “Canadian Medical Association Journal” Female pattern hair loss is common and increases with age.
143 citations
,
October 1988 in “Clinics in Dermatology” The understanding of male-pattern baldness remains unclear.
August 2016 in “Journal of Investigative Dermatology” Different levels of microRNAs in different parts of the scalp can cause male pattern baldness.
2 citations
,
February 2022 in “Genomics” Researchers discovered new cell types in goat hair follicles that could help understand hair regrowth and human hair loss.
7 citations
,
August 2019 in “American Journal of Dermatopathology” Frontal fibrosing alopecia on limbs shows permanent inflammatory hair loss, not typical scarring.
95 citations
,
January 2004 in “Archives of Dermatological Research” Peripilar signs can help diagnose androgenetic alopecia and reveal its cause.
4 citations
,
October 2018 in “Experimental Dermatology” Dermoscopy shows that diffuse alopecia areata progresses through specific hair growth stages.
30 citations
,
March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
2 citations
,
April 2025 in “Pediatric Dermatology” Macular alopecia is a distinct, non-scarring hair loss pattern that mostly affects young Hispanic/Latinx females and often resolves on its own.
14 citations
,
January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
1 citations
,
March 2014 in “Turkderm” Trichoscopy helps tell different hair loss types apart using specific scalp and hair patterns.
January 2025 in “Dermatology Online Journal” The man's hair loss and skin papules were diagnosed as atrichia with papular lesions, not alopecia areata universalis.