Background: Ventricular tachycardia (VT) is the most common cause of wide complex tachycardia and a potentially fatal cardiac rhythm disorder. Ventricular arrhythmias, including VT, cause approximately 25% of sudden cardiac deaths. Some studies have proposed a dose-response relationship between VT burden and risk of mortality; however, these studies may have been limited by the inclusion [...]

Case Presentation: A 39-year-old man presented with family history of arrhythmogenic right ventricular cardiomyopathy (ARVC). He reported palpitations with exercise. Cascade genetic testing was positive for plakophilin-2 gene mutation. EKG demonstrated sinus bradycardia with possible epsilon wave in V1 and right-axis deviation. Transthoracic echocardiogram was normal. Cardiac MRI (CMR) showed right ventricular free wall thinning [...]

Case Presentation: A 55 year-old Korean male with a past medical history of hypertension and hyperlipidemia presented to the Emergency Department after feeling short of breath with chest pain, palpitations, mottled skin and blue lips. He endorsed five days of fever, headache, shortness of breath, abdominal pain and nausea. He denied recent travel and sick [...]

Case Presentation: We present an 80-year-old female with a medical history significant for atrial fibrillation and heart failure with preserved ejection fraction. She underwent pulmonary vein isolation in 2017 and had reportedly been on flecainide 150 mg twice daily and atenolol 100 milligram twice daily since then. She presented to the emergency department with dyspnea [...]

Case Presentation: A 77 year old man with a history of first degree heart block, hypertension, type II diabetes, and alpha thalassemia trait presented with one day of lightheadedness and palpitations. Several days of fatigue, myalgias, sore throat, rhinorrhea, and headache preceded his symptoms. His exam was notable for bradycardia but was otherwise normal. Labs [...]