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 ...

uw.edu The most substantive change is the introduction of a ‘yellow’ box or list of borderline ECG findings in which two or more borderline findings warrant additional evaluation (figure 1).

The most common ECG finding of an acute pulmonary embolism is sinus tachycardia; however, the classic finding is an S wave in lead I, Q wave in lead III and inverted T waves in lead III (S1Q3T3 ...

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 ...

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 ...