October 2025 in “Journal of the Endocrine Society” This case report describes a 36-year-old female patient with panhypopituitarism, experiencing severe adrenal insufficiency and thyroid hormone deficiency, which led to electrolyte imbalance, QT interval prolongation, and ventricular tachycardia; treatment stabilized her condition, underscoring the importance of hormonal evaluation in arrhythmia assessment.
8 citations
,
February 2021 in “Journal of the American Heart Association” This study observed that medical castration for prostate cancer prolongs the QT/QTc intervals, potentially leading to serious arrhythmias like torsade de pointes and ventricular fibrillation, even in patients without prior QT prolongation risk.
2 citations
,
May 2021 in “Clinical Pharmacology in Drug Development” This phase 1 study reported that after administering supratherapeutic doses of cortexolone 17α‐propionate, a topical antiandrogen intended for hair loss treatment, there was no effect on the QTc interval, indicating no measurable cardiac safety concerns in the concentration range tested.
17 citations
,
August 2019 in “Archives of Cardiovascular Diseases” In this study, the authors observed that testosterone therapy shortened the QTc interval and normalized T-wave morphology in men with acquired LQTS or TdP linked to hypogonadism, suggesting testosterone may be helpful in treatment.
64 citations
,
August 2019 in “Circulation” This study found that men receiving enzalutamide and other androgen-deprivation therapies may be at increased risk for QT prolongation and torsades de pointes.