Cardiology_Arrhythmia

Afib of Less than 48 Hours: A Look at Thromboembolic RiskNew research suggests that even a short time spent in atrial fibrillation increases thromboembolic risk nearly 5-fold.
ECG Challenge: Encountering ExtrasystolesWhat do you suspect in a 45-year-old woman presenting with hypotension, bradycardia, and no significant medical history? ECG, here.
Acute Onset Palpitations in a 31-Year-Old ManThis first episode of arrhythmia occurs after completion of a customary 4-mile run. HR: 172 beats/min. View ECG here.
LV Dysfunction Persists Post-Ablation for Lone AF (VIDEO)Study questions whether reduction in AF burden after catheter ablation leads to sustained beneficial cardiac remodeling.
Three Short Anticoagulation Challenges
Amiodarone: Top 3 Things to Know for Rate or Rhythm Control of AFAmiodarone effectively treats a wide range of tachycardias but should always be prescribed with caution. Here are 3 key points to remember.
Brush up on Your Oral Anticoagulation: A Brief Q & AThree questions on 3 topics that are central to optimal use of OAC for patients with atrial fibrillation.
ECG of the Month: Not all WCTs are VTExamine the single lead EMS rhythm strip carefully. What is in your DD of regular wide complex tachy?
The BRIDGE Trial and NOACS: A QuizIn perioperative anticoagulation, many old rules have changed. What do you know about the new ones?
Hypomagnesemia in an 89-year-old WomanThe most common cause of hypomagnesemia is a diuretic; it may be present even when potassium level is normal.