…tachycardia (AT), and atrioventricular reentrant tachycardia (AVRT). Which of the following specific ECG criteria best supports a diagnosis of AVNRT over the other two arrhythmias?

…patient denies any chest pain, shortness of breath, or other symptoms suggestive of acute coronary syndrome (ACS) in the interim. He reports consistent medication adherence…

…He has no other significant medical history and is deemed to be at low surgical risk. You discuss the potential benefits of early surgical aortic…

…A diagnosis of idiopathic ventricular fibrillation (IVF) is established. The patient's 30-year-old brother inquires about clinical evaluation for himself and other first…

A 65-year-old male presents to the hospital with an acute coronary syndrome (ACS). His LDL levels are very high (6 mmol/L [230…

…in anterior leads (V1 to V4) followed by TWI, what is the typical recommendation in the absence of other clinical or ECG features of cardiomyopathy?

…58-year-old male with a history of chronic heart failure and an implantable cardioverter-defibrillator (ICD) presents to the emergency department after receiving multiple…

…examination. An electrocardiogram is obtained which demonstrates occasional ectopic beats originating from the lower chambers of the heart. The cardiologist documents the presence of PVCs…

…examination, he suddenly complains of chest pain radiating to his throat. He appears pale and diaphoretic. The ECG is performed immediately, as presented below. What…

Male 58 years with chest pain. Which abnormalities are present? Click to enlarge ECG.

…Physical examination did not reveal anything unusual. The ECG shows a heart rate of 69 beats per minute. The PR interval is 180 ms (normal…