80 citations
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January 2011 in “Clinical Chemistry and Laboratory Medicine (CCLM)” This study confirmed that the diffusion of cortisol from blood is a biologically endogenous source of hair cortisol, correlating significantly with salivary cortisol levels in healthy humans.
April 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hair cortisol is a reliable long-term stress marker during pregnancy.
August 2018 in “Psychological Science” This study found that hair cortisol concentrations in mother-daughter pairs are a potential biomarker for cortisol responses to chronic stress, with daughter-mother similarities affected by parenting styles and children's symptoms.
In this study, a 37-year-old female with resistant hypertension and signs of Cushing's syndrome and primary aldosteronism was found to have normal cortisol levels but high levels of cortisol and aldosterone via adrenal venous sampling, leading to a diagnosis confirmed by right adrenalectomy.