…If this patient were treated with a cardiac resynchronization therapy-defibrillator (CRT-D) rather than an implantable cardioverter-defibrillator (ICD) alone, which of the following…

…I and lead II, which means that the electrical axis is normal. But the question is, why does this patient experience chest pain? Chest leads…

…of coronary artery disease presents to the emergency department with severe chest pain and profound shortness of breath that began three hours ago. On examination…

…and has no history of palpitations or syncope. During counseling regarding his long-term prognosis, you note that patients with pre-excitation have an increased…

…18 hours of the procedure, he experiences a sustained episode of monomorphic ventricular tachycardia (VT) that is successfully cardioverted. Another patient of the same age…

…with these patients and their families, which of the following is the most accurate statement regarding their post-procedural life expectancy compared to the age…

…intervention (PCI). In the first 48 hours post-PCI, he develops sustained ventricular tachycardia (VT) requiring cardioversion. Based on the available evidence, how does this…

…symptoms are all suggestive of myocardial ischemia. Your colleague suggests that the ECG shows right bundle branch block (RBBB) , sinus tachycardia and abnormal Q-waves…

…pain that started approximately 90 minutes prior to arrival. His initial ECG (electrocardiogram) shows no ST-segment elevation or significant T-wave inversion. The emergency…

…tightness that began while he was climbing stairs. He has been experiencing short episodes of dyspnea over the past month, especially during physical exertion. The…

A patient's ECG shows intermittently non-conducted P waves with a fixed PR interval. What type of AV block does this describe, and what…

A 64 year old male patient with hypertension. ECG is recorded during his annual health screening. He is asymptomatic during the recording. Heart rate 67…