Menstrual Cycles Point to Link Between Sex Hormones and Long QT
SAN FRANCISCO — Cardiac repolarization dynamics seemed to cycle in sync with the menstrual cycle of some people with congenital and drug-induced long QT syndrome (LQTS), a small prospective study showed. Women with LQTS type 2 were found to have their QT interval — corrected with the Bazett formula (QTcB) and Fridericia’s method (QTcF) — […]