42 citations,
April 2013 in “Steroids” Non-classic congenital adrenal hyperplasia is a common disorder causing symptoms like acne and infertility, and it's managed based on symptoms, not just test results. Treatment can improve fertility and reduce miscarriage risk.
34 citations,
March 2003 in “Veterinary Dermatology” Most dogs with alopecia had higher than normal levels of certain hormones, but hair loss might not always be linked to these hormone changes.
29 citations,
February 2004 in “Experimental and Clinical Endocrinology & Diabetes” Men with early balding often have hormone levels similar to women with polycystic ovary syndrome.
28 citations,
April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.
28 citations,
April 2014 in “Hormones” Higher androstenedione levels in women with PCOS are linked to more severe symptoms.
27 citations,
July 1982 in “British Journal of Dermatology” The antiandrogen 11α-hydroxyprogesterone effectively reduces skin oil and cholesterol when applied to the skin.
22 citations,
August 1999 in “Experimental Dermatology” Certain drugs can cause early hair growth in mice by affecting the nerves.
19 citations,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
19 citations,
January 2017 in “Hormone Molecular Biology and Clinical Investigation” High levels of male hormones are very common in women with PCOS and affect their metabolism differently depending on their weight.
19 citations,
December 2008 in “Medical Journal of Australia” Baldness does not affect vitamin D levels in men.
13 citations,
May 1996 in “Archives of Disease in Childhood” Siblings with signs of virilization should be tested for non-classical congenital adrenal hyperplasia, which does not affect adult height but may impact fertility and well-being if untreated.
11 citations,
January 2014 in “Egyptian Journal of Dermatology and Venereology” Women losing hair might have lower levels of vitamin D.
10 citations,
May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
10 citations,
November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
9 citations,
March 2022 in “Journal of the Endocrine Society” Girls with PCOS have higher levels of certain androgens, which are linked to excess hair growth, but these androgens don't help diagnose PCOS.
9 citations,
June 2014 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Blood AMH levels are higher in women with PCOS than in those with other similar conditions.
8 citations,
January 2016 in “Cells tissues organs” Norepinephrine helps skin cells grow, which is important for hair growth.
7 citations,
October 2019 in “Case reports in endocrinology” A young woman's symptoms suggested PCOS, but tests and surgery confirmed and treated a rare ovarian tumor, resolving her condition.
7 citations,
April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
5 citations,
September 2021 in “Journal of cosmetic dermatology” People with alopecia areata often have abnormal thyroid hormones, thyroid antibodies, antinuclear antibodies, low vitamin D, and high C-reactive protein levels.
5 citations,
May 2019 in “Hormone and Metabolic Research” Women with nonclassic 21-hydroxylase deficiency can have successful pregnancies through IVF, with certain factors affecting their chances.
4 citations,
April 2020 in “Journal of Cosmetic Dermatology” Low vitamin D levels are linked to different types of hair loss.
4 citations,
December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
2 citations,
January 2016 in “Journal of Steroids & Hormonal Science” Women with PCOS and polycystic ovaries have higher male hormone levels and more insulin resistance, especially if they are overweight.
2 citations,
April 2013 in “Expert Review of Endocrinology & Metabolism” Identifying nonclassic congenital adrenal hyperplasia and carriers of CYP21 mutations is challenging, and genetic counseling is recommended due to their prevalence.
1 citations,
October 2022 in “Curēus” Diagnosing simple-virilizing congenital adrenal hyperplasia can be difficult and requires thorough testing and expert advice.
Adequate vitamin D might lower, and high hair chromium might increase DNA damage in obese women.
1 citations,
June 2021 in “International Journal of Dermatology” People with alopecia areata had lower vitamin D levels, but these levels didn't relate to many aspects of the condition.
1 citations,
January 2018 in “Journal of clinical & experimental dermatology research” The study found no link between vitamin D deficiency and psoriasis but suggests more research is needed.
1 citations,
January 2018 in “Journal of Steroids & Hormonal Science” Oral vitamin D treatment can help some children with alopecia areata who have vitamin D deficiency.