57 citations
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February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
53 citations
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March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
44 citations
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April 2008 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
43 citations
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May 1988 in “British Journal of Dermatology” Patients with acanthosis nigricans often have insulin resistance and signs of increased male hormones, but treatment targeting these male hormones is generally ineffective.
30 citations
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August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
25 citations
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September 2015 in “Clinical Endocrinology” Using 17-hydroxyprogesterone levels to diagnose nonclassic congenital adrenal hyperplasia can result in many incorrect diagnoses.
20 citations
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December 2013 in “Journal of Dermatology” UV-B light increases inflammation-related substances in acne-related skin cells.
17 citations
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November 1997 in “Andrology” Finasteride effectively treats enlarged prostate and male baldness, improves symptoms of hirsutism in women, but doesn't work for acne, and may delay prostate cancer progression with few side effects.
17 citations
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January 1986 in “Acta obstetricia et gynecologica Scandinavica” Spironolactone can reduce hair growth and testosterone in hirsutism, but is less effective than combined treatments.
16 citations
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February 2018 in “European Journal of Endocrinology” Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
16 citations
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May 1998 in “International Journal of Dermatology” Stress hormones like cortisol may trigger psoriasis flare-ups.
15 citations
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June 1964 in “Experimental Biology and Medicine” Methotrexate can temporarily suppress certain immune responses without killing immune cells, potentially helping treat autoimmune diseases.
13 citations
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August 2017 in “International Journal of Dermatology” Trichoscopy helps quickly identify autoimmune diseases on the scalp but should be used with other standard tests.
10 citations
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November 2018 in “Physiological Research” The conclusion is that standardizing testosterone measurement methods is essential for better diagnosis accuracy in women.
10 citations
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May 2010 in “Analytica Chimica Acta” New tests detect finasteride and dutasteride in urine quickly and easily.
8 citations
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July 2018 in “Analytical sciences” Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
8 citations
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April 2017 in “Experimental Dermatology” More plasma leptin means higher baldness risk in men.
7 citations
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June 1989 in “Steroids” Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
6 citations
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July 1990 in “The Journal of Pediatrics” A boy with toxic shock syndrome had severe heart rhythm problems but recovered with treatment.
5 citations
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October 2018 in “Journal of Clinical Laboratory Analysis” Women with PCOS who have high male hormone levels often also have insulin resistance.
5 citations
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October 2014 in “Journal of cosmetic and laser therapy” Combining physical dermabrasion with chemical peeling is more effective for skin treatment than chemical peeling alone.
5 citations
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August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
4 citations
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January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
2 citations
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September 2015 in “Journal of the Egyptian Women's Dermatologic Society (Print)” People with psoriasis and depression have lower BDNF levels, which could help measure depression in those with psoriasis.
1 citations
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July 2012 in “Nasza Dermatologia Online” IL-1α levels are higher in alopecia areata patients, suggesting a role in the disease.
Lower vitamin D levels are linked to more severe hair loss in men.
August 2025 in “Research Square (Research Square)” High TNF-α levels may increase hair loss risk after PRP therapy.
April 2025 in “Journal of the Faculty of Medicine Baghdad” Alopecia areata patients may have higher T3 and cortisol levels, suggesting a hormonal link.
May 2024 in “Journal of drug delivery and therapeutics” Women with PCOS have higher oxidative stress and hormone imbalances, suggesting managing oxidative stress could help.
Androstenedione is better than testosterone for diagnosing PCOS in Indian women.