September 2001 in “Emergency Medicine News” Hair testing is effective for detecting long-term drug use.
115 citations
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May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
47 citations
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June 2015 in “Contact Dermatitis” A standardized patch test for hair cosmetics is needed in Europe to prevent allergies, especially for hairdressers.
35 citations
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January 2020 in “Journal of the American Academy of Dermatology” Avoiding certain allergens in personal care products may improve symptoms for some patients with lichen planopilaris or frontal fibrosing alopecia.
24 citations
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July 2018 in “British Journal of Dermatology” Contact allergies might contribute to frontal fibrosing alopecia.
15 citations
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March 1998 in “Journal of Public Policy & Marketing” The paper concludes that drug labels should be clear for all, especially for those with low literacy, and suggests aiming for high comprehension test passing rates with diverse test populations.
11 citations
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November 2012 in “Seminars in Cutaneous Medicine and Surgery” Genetic factors affect hair loss, and molecular testing may help predict, diagnose, and treat it.
11 citations
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July 2010 in “Dermatitis” Patch testing helps find allergens in minoxidil treatments, but doesn't ensure alternatives will be tolerated.
6 citations
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December 2015 in “Journal of Dermatological Case Reports” Intradermal testing can better detect corticosteroid allergies than patch testing.
4 citations
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January 1989 Allergic reactions to minoxidil may be due to the propylene glycol it is mixed with, not the minoxidil itself.
2 citations
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November 2020 in “Fertility Research and Practice” The survey helps identify menstrual irregularities and excess male hormones, aiming to detect conditions like Polycystic Ovary Syndrome.
1 citations
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July 2021 in “Forensic science international” Both a lock of hair and a single hair strand can show chronic drug use, but at least six single hairs are needed for accurate results.
1 citations
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October 2020 in “PubMed” Hormone testing may not be very helpful in diagnosing female pattern hair loss.
1 citations
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December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
1 citations
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January 2011 in “Brunel University Research Archive (BURA) (Brunel University London)” Dutasteride likely doesn't harm wild fish due to low environmental levels, but more research is needed on bioaccumulation.
1 citations
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August 2006 in “International forensic science and investigation series” Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
February 2026 in “Indian Journal of Dermatology” Adults are more reactive to allergens than older adults, who are more sensitive to medication-related allergens.
December 2025 in “Drug Testing and Analysis” Hair testing is crucial for forensic science and public health.
November 2025 in “Wiley Interdisciplinary Reviews Forensic Science” Hair testing is a useful method for detecting past substance use and recent advancements improve its accuracy and reliability.
November 2025 in “Drug Testing and Analysis” Epristeride's metabolism involves key metabolites and proteins, affecting its use in doping tests.
February 2025 in “Drug Testing and Analysis” All samples tested negative for banned substances, ensuring competition integrity.
February 2025 in “Geriatrics and gerontology international/Geriatrics & gerontology international” Genetic testing is recommended for young patients showing signs like cataracts and hair changes to diagnose Werner syndrome early.
June 2024 in “British Journal of Dermatology” Dermatologists vary widely in testing practices for alopecia areata, often exceeding guideline recommendations.
Genetic testing can help diagnose skin conditions but needs more research for full effectiveness.
December 2022 in “Curēus” Genetic testing confirmed a young girl has Atrichia with Papular Lesions due to mutations in the hairless gene.
December 2020 in “Journal of Drugs in Dermatology” The document concludes that more research is needed to confirm if blood tests for things like iron and vitamin D are helpful for hair loss from Telogen effluvium.
October 2014 in “Journal of Minimally Invasive Gynecology” Genetic testing for cancer risk can lead to early and life-saving treatments in people without symptoms.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
94 citations
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July 2020 in “European Journal of Human Genetics” The guidelines ensure accurate genetic testing and reporting for 21-hydroxylase deficiency.
55 citations
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June 2007 in “Journal of Statistical Planning and Inference” The flexible fixed-sequence testing method allows for more effective evaluation of multiple goals in a clinical trial while controlling the risk of false positives.