A 19-year-old male with a known diagnosis of long QT syndrome (LQTS) is brought to the emergency department after experiencing a syncopal episode…

…recent diagnosis of type 2 diabetes and a 20-year history of smoking experiences sudden, severe chest discomfort and a feeling of pressure on his…

In patients with a working diagnosis of STEMI and a time from symptom onset >12 hours, when is a PPCI strategy recommended?

…presents with unexplained exertional dyspnea. Echocardiography demonstrates a left ventricular ejection fraction (LVEF) of 60% and no significant heart valve disease. A composite diagnostic score…

…cTn) I is elevated and shows a rising pattern. Which echocardiographic finding would most strongly support a diagnosis of myocardial infarction (MI) in this patient?

…department with sudden-onset palpitations. A 12-lead surface electrocardiogram (ECG) demonstrates a regular narrow-complex tachycardia at 165 beats per minute. Initial evaluation of…

…resuscitated from sudden cardiac arrest. An ECG confirms the diagnosis. Which of the following has been associated with electrical storm in patients with Brugada syndrome?

…along with serum free light chain assays reveal no monoclonal protein, and a diphosphonate scintigraphy scan shows intense myocardial uptake, confirming the diagnosis of transthyretin…

This 54-year-old patient with Covid-19 (Sars-Cov-2) has a slightly irregular rhythm. What is the rhythm and should you be concerned…

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…

…The patient experiences palpitations with sudden onset and occassionally the sensation that the heart skips a beat. Clinical examination reveals nothing suspicious and the patient…