1 citations
,
May 2023 in “Frontiers in Endocrinology” Autism's genetics are linked with early age of puberty and less hair loss, but not with hormone levels or polycystic ovary syndrome.
163 citations
,
November 1976 in “Annals of Internal Medicine” Sickle cell anemia causes hormone issues and delayed puberty due to testicular failure.
October 1984 in “Kidney international” The patient had complex urinary tract issues and ambiguous genitalia, with physical features suggesting a hormonal imbalance.
46 citations
,
December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
15 citations
,
May 2013 in “American Journal of Medical Genetics - Part A” People with X-linked hypohidrotic ectodermal dysplasia have no sweat ducts and less, thinner hair.
98 citations
,
July 1983 in “Journal of Steroid Biochemistry” Individuals with this condition often develop male traits and identities at puberty despite being raised as females.
December 2024 in “Reports of Vinnytsia National Medical University” Men with alopecia areata have different body proportions, with shorter legs and longer upper bodies.
September 2017 in “Fertility and sterility” Vietnamese women with PCOS tend to be younger, have larger waists, higher AMH levels, and more body hair than those without PCOS.
5 citations
,
January 2012 in “International journal of trichology” A 2-year-old boy had no hair and unusual organ placement, and it's unclear if it's genetic or coincidental.
46 citations
,
August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
54 citations
,
November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
January 1983 in “Elsevier eBooks” Masculinization in affected individuals occurs gradually after puberty due to hormone changes.
271 citations
,
December 2005 in “New England journal of medicine/The New England journal of medicine” The document likely offers guidance on treating a woman's excessive hair growth, considering her symptoms and obesity.
August 2018 in “Journal of Investigative Dermatology” Humans evolved to have less hair and more sweat glands than chimpanzees and macaques.
June 2001 in “European Journal of Dermatology” A 54-year-old woman experienced progressive hair loss starting in adolescence, leading to sparse scalp hair and almost no eyebrows or eyelashes.
1 citations
,
April 2022 in “AACE clinical case reports” A 36-year-old person with a female appearance but male chromosomes was diagnosed with a rare enzyme deficiency affecting sexual development.
18 citations
,
August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
27 citations
,
June 1989 in “Journal of Medical Genetics” Hairy elbows may be linked to short stature, but the exact cause is unclear.
The document concludes that the girl's hairlessness is likely inherited from her parents.
33 citations
,
September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
3 citations
,
May 1990 in “Journal of Steroid Biochemistry” Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
17 citations
,
June 1990 in “PubMed” Hair varies in size and features depending on body region.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Hirsute women with ovarian-sourced hirsutism are more likely to have irregular periods, with higher BMI and altered hormone ratios.
7 citations
,
August 2012 in “The Journal of Urology” Women with congenital adrenal hyperplasia showed no prostatic growth.
June 2025 in “Reports of Vinnytsia National Medical University” Men with alopecia areata tend to have larger limb and trunk circumferences than healthy men.
January 2022 in “European journal of anatomy” A man had four testicles, two of which were outside the scrotum and looked like fatty lumps.
10 citations
,
May 2017 in “Symmetry” Higher androgen levels are linked to less asymmetry in !Kung San males.
June 2025 in “General medicine and Clinical Practice” Lifestyle changes improve symptoms and fertility in hyper-androgenic women.
7 citations
,
January 1989 in “Archives of Dermatological Research” The side gland of Suncus murinus is a good model for studying human sebaceous glands.
24 citations
,
March 1996 in “Postgraduate Medical Journal” Most women with hirsutism in the UAE have polycystic ovary syndrome (PCOS).