A 50-year-old male visits the cardiologist for an EKG.Results indicate that he has no PR interval and a variable QRS rate with rhythm irregularity.Which of the following is the most likely diagnosis to be recorded on the chart?

Question

Quizplus · Accepted Answer

Atrial fibrillation is characterized by no PR interval and a variable QRS response.
Atrial tachycardia is characterized by a normal PR interval.
Sinus dysrhythmia is characterized by a change in rhythm associated with inspiration and expiration.
Idioventricular dysrhythmia is characterized by absent P waves.

A 50-Year-Old Male Visits the Cardiologist for an EKG