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.
January 2022 in “Przegla̧d dermatologiczny” The exact cause of frontal fibrosing alopecia is unknown, but it's not likely due to sunscreen.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
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.
35 citations,
June 2011 in “British Journal of Dermatology” The DQB1*03 allele is linked to higher alopecia areata risk in Italians.