53 citations
,
March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
31 citations
,
February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
3 citations
,
October 2021 in “Clinica Chimica Acta” Hormone levels in hair vary across the head, with the highest concentration of a key hormone linked to hair loss at the top.
July 2002 in “Journal of applied cosmetology” Hair growth issues can be linked to genetics, diseases, or medications, and new treatments are being developed.
5 citations
,
January 2023 in “Fertility and sterility” Doctors are preparing to potentially perform uterus transplants in transgender women, considering technical, hormonal, and ethical factors.
1 citations
,
January 2020 in “Elsevier eBooks” Hormone therapy is safe and effective for transgender adults, but requires regular monitoring and mental health support.
June 2026 in “IP Indian Journal of Clinical and Experimental Dermatology” Trichoscopy is useful for diagnosing and monitoring male pattern hair loss.
May 2013 in “Journal of the Egyptian Women's Dermatologic Society (Print)” High aldosterone and free testosterone levels link to female hair loss; testing aldosterone may predict hypertension risk.
April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
8 citations
,
May 1991 in “PubMed” Hirsutism requires identifying the cause to choose the right treatment, which may include medications like oral contraceptives or dexamethasone.
February 2009 in “Journal of The American Academy of Dermatology” Female hair loss can be diagnosed using specific trichoscopy criteria.
September 2024 in “Polish Journal of Public Health” Prescription tablets treat hirsutism, while over-the-counter foams treat hypertrichosis.
January 2013 in “International Journal of Trichology” A new mutation in the TRPS1 gene was found in a Ukrainian girl with Trichorhinophalangeal syndrome type I.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
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.
May 2025 in “International Journal of Trichology” Trichoscopic evaluation is important for assessing hair loss in women.
1 citations
,
March 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart hair loss due to alopecia areata from trichotillomania in eyebrows.
2 citations
,
March 2023 in “Skin research and technology” Temporal triangular alopecia in infants is mostly seen in males at birth, with unique features that help with diagnosis.
2 citations
,
May 2018 in “Journal of The American Academy of Dermatology” Hypothyroidism patients with hair loss typically have thinning hair, smaller hair follicles, and normal hair shedding.
March 2022 in “VNU Journal of Science Medical and Pharmaceutical Sciences” A new method accurately measures nine steroid hormones in human serum with high sensitivity.
4 citations
,
January 2019 in “Skin appendage disorders” The new Follicular Map method could help assess hair treatment effectiveness but has some limitations.
3 citations
,
December 2013 in “American Journal of Dermatopathology” A rare skin growth in a baby was successfully removed without coming back.
4 citations
,
January 2019 in “Obstetrics & gynecology science” A PET-CT scan successfully located a hard-to-find Leydig cell tumor in a woman with hormonal symptoms.
January 2022 in “Clinical Cases in Dermatology” The girl's hair loss is due to trichotillomania, which may improve with behavioral therapy or a combination of treatments.
February 2016 in “PubMed” Properly administered testosterone therapy is safe and effective but often not covered by insurance.
15 citations
,
May 2014 in “Journal of dermatology” Zouboulis syndrome is a rare condition that helps diagnose monosomy 18p early.
4 citations
,
February 2020 in “Journal of Cosmetic Dermatology” Trichoscopy helps diagnose hairline recession causes in Egyptian women, with androgenetic alopecia being the most common.
98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
May 2024 in “Drug discovery today” Thyroid receptor β can help develop new drugs to treat hair loss.
2 citations
,
February 2021 in “Endocrinology, diabetes & metabolism case reports” A teenage girl had both a rare ovarian tumor and a severe form of polycystic ovarian syndrome.