She returns for a follow-up visit for palpitations, and a 12-lead ECG is obtained ... 90° (positive QRS complex in leads I and aVF). The QT/QTc intervals are normal (280/440 msec).

Most people are unaware they have the condition until they go for a routine electrocardiogram (ECG). Without an ECG, people may only notice symptoms when the condition progresses to second- or ...

ECG markers and their association with stroke ... CAST trials showed increased sudden death with few antiarrhythmics QT interval prolongation 4–6% 1.5-fold increase Myocardial infarction ...

We excluded patients with OHA use <28 days, age <18 years, baseline ECG QTc > 500 ms, and ECG showing atrial fibrillation or atrial flutter. Propensity score matching (PSM) was performed between ...

A clone of Media Player Classic reimplemented in Qt. Media Player Classic Home Cinema (mpc-hc) is considered by many to be the quintessential media player for the Windows desktop. Media Player Classic ...

Even in non-clinical states, a certain variability in heart rhythm regulation can be measured with QT dispersion (QTcD), an ECG marker of ventricular repolarization which has been linked to autonomic ...