AF Cheat Sheet 2026

The 30 highest-yield AF facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. The 'pill-in-the-pocket' approach to rhythm control in AF typically uses which agent? → Flecainide or propafenone
2. What constitutes a boundary violation in professional practice? → Engaging in dual relationships that could impair professional judgment
3. Why is regular preventive maintenance important? → It extends equipment life, ensures accuracy, and prevents unexpected failures
4. What is a primary strategy in rhythm control for AF? → Electrical cardioversion
5. Which anatomical consideration is most important when performing procedures near joints? → Awareness of surrounding ligaments, tendons, and neurovascular structures
6. Amiodarone is classified as which Vaughan-Williams antiarrhythmic drug class? → Class III
7. In atrial fibrillation, the RR intervals on the ECG are best described as: → Irregularly irregular with no repeating pattern
8. Which weight management-related education point is most relevant for an obese AF patient? → Sustained weight loss of 10% or more significantly reduces AF episodes and severity
9. What should be regularly assessed when a patient is on anticoagulation therapy? → Bleeding risk and coagulation levels
10. What primary electrophysiological mechanism underlies atrial fibrillation? → Multiple reentrant electrical wavelets within the atria
11. When teaching an AF patient about anticoagulation therapy, which lifestyle factor should be discussed as a significant risk for INR fluctuation with warfarin? → Dietary vitamin K intake
12. What is the primary purpose of conducting a comprehensive patient assessment in Atrial Fibrillation practice? → To establish baseline measurements and identify treatment needs
13. A patient with Wolff-Parkinson-White (WPW) syndrome who develops atrial fibrillation is at risk for which dangerous ECG pattern? → Wide, bizarre QRS complexes due to rapid accessory pathway conduction
14. What condition significantly increases the risk of AF in elderly patients? → Congestive heart failure
15. A patient with AF and stable heart failure with preserved ejection fraction (HFpEF) requires rate control. Which agent is generally preferred? → Oral beta-blocker or non-dihydropyridine CCB
16. What is the standard method for estimating ventricular rate in atrial fibrillation on a rhythm strip? → Counting QRS complexes in a 6-second strip and multiplying by 10
17. Which class of anticoagulants is preferred over warfarin for non-valvular atrial fibrillation due to a more predictable pharmacokinetic profile? → Direct oral anticoagulants (DOACs)
18. How soon after a service or session should documentation be completed? → As soon as possible, ideally within 24 hours
19. What should a practitioner do if a patient experiences an adverse reaction during treatment? → Stop the procedure immediately and assess the patient
20. What is the most effective method for preventing cross-contamination? → Proper hand hygiene and use of personal protective equipment
21. After successful electrical cardioversion of atrial fibrillation, which ECG finding confirms restoration of sinus rhythm? → Return of distinct P waves preceding each QRS complex
22. What is the purpose of a treatment plan review? → To evaluate progress and adjust interventions as needed
23. Why is knowledge of the circulatory system important for practitioners? → It helps identify contraindications and understand treatment effects on blood flow
24. What is the most common initial diagnostic tool for atrial fibrillation? → Electrocardiogram (ECG)
25. Which of the following is a modifiable risk factor for AF? → Hypertension
26. What is the primary purpose of regulatory compliance in professional practice? → To protect public safety and ensure minimum standards of care
27. What is the primary purpose of maintaining a clean field during procedures? → To minimize the risk of introducing pathogens to the treatment area
28. What is a common consequence of atrial fibrillation on cardiac output? → Reduced cardiac output
29. Which finding best distinguishes multifocal atrial tachycardia (MAT) from atrial fibrillation on ECG? → MAT displays at least 3 distinct P wave morphologies with varying PR intervals
30. What is a key component of long-term AF patient management? → Routine follow-up and monitoring