Potential overdiagnosis of long QT syndrome using exercise stress and QT stand testing in children and adolescents with a low probability of disease.

Thomas M RostonAstrid M De SouzaHilary V RomansSonia FranciosiKathryn R ArmstrongShubhayan Sanatani

Published in: Journal of cardiovascular electrophysiology (2021)

The diagnostic utility of the QT stand test and EST remains unclear in pediatric LQTS. The formula used for heart rate correction may influence accuracy, and dynamic T-U wave morphology changes may confound interpretation in low probability situations.

Keyphrases

heart rate
heart rate variability
drug induced
blood pressure
high intensity
physical activity
stress induced
risk assessment
resistance training
climate change
body composition
heat stress
low birth weight