The waves on an ECG include the P wave, Q wave, R wave, S wave, T wave and U wave. Interval: The time between two specific ECG events. The intervals commonly measured on an ECG include the PR ...

A non-Q wave myocardial infarction refers to a myocardial infarction that does not result in a Q wave on the 12-lead ECG once the infarction is completed. It was once believed that the development ...

pathological Q-waves, left axis deviation and conduction delays and findings suggestive or diagnostic of primary electrical diseases such as long QT syndrome and Wolff-Parkinson-White syndrome. The ...

Fourteen studies and two case series were found describing ST-segment abnormalities and/or significant Q-waves in association with cocaine use. Not surprisingly, this literature overlaps ...

These ECG findings in athletes are considered normal, physiological adaptations to regular exercise and do not require further evaluation (box 1). Convex (‘domed’) ST segment elevation combined with T ...