Interventions Heart health questionnaire and physical examination based on AHA recommendations, resting 12-lead ECG, and echocardiogram if indicated ... were identified with a potentially lethal ...

The acute coronary syndromes include unstable angina ... without ST segment elevation on the 12-lead ECG. ECG changes may include ST and T-wave abnormalities. Anginal symptoms/chest pain at ...

An anterior wall myocardial infarction occurs when anterior myocardial tissue usually supplied by the left anterior descending coronary artery suffers ... See the full 12-lead ECG example below ...

At that time the electrocardiogram (ECG ... coronary vein. The long delivery sheath was introduced over the lead with a long flexible guide wire, into the coronary sinus to visualize the anatomy ...