Test your medical knowledge each month with questions from The Medical Knowledge Self-Assessment Program® (MKSAP).
MKSAP has been trusted by internists since 1967 as the best resource for updating knowledge. MKSAP 18, available in Complete, Digital, and Print packages, consists of 11 comprehensive text chapters with related multiple-choice questions. You'll find 1,200 completely new questions to help you identify learning gaps, stay current, and gain the knowledge you need to provide the best possible patient care. MKSAP 18's original and high-quality questions evolve out of case studies and patient scenarios based on the latest evidence.
For more information on MKSAP 18, or to order your copy, visit
MKSAP 18 Q & A
Which of the following abnormalities is demonstrated on this electrocardiogram?
A: Atrial fibrillation
B: Atrial flutter
C: Junctional tachycardia
D: Multifocal atrial tachycardia