The rhythm is regular at a rate of 120 beats/min. A pacemaker stimulus occurs before each QRS complex (→). This is ventricular pacing. Because the pacing rate is 120 beats/min, the mode of pacing must ...

You will get medicine before the procedure. This helps you relax and helps prevent pain. The doctor makes a cut in the skin just below your collarbone. The cut may be on either side of your chest. The ...

When a heart patient with an implanted pacemakerundergoes electrocardiogram testing,the cardiologist must be able to detect thepresence and effects of the pacemaker (seesidebar, “When the heart’s ...

Abstract A pacemaker is a device implanted into a patient’s chest; it sends small electrical signals via leads placed in the heart and is used to treat clinically significant bradyarrhythmias. This ...

As the medical community continues to advance in both technology and technique, the importance of precise 12 lead ECG placement in diagnosing cardiovascular conditions has come into sharper focus.