You are reviewing a patient’s cardiac rhythm strip prior to treatment. The strips reveal that the heart rate is 82 beats per minute (bpm), the P waves are regular with a QRS complex following, and the P-R intervals are longer than 0.2 seconds. Which of the following types of atrioventricular (AV) block is present?
1. First-degree AV block
2. Second-degree AV block—type 1
3. Second-degree AV block—type 2
4. Third-degree AV block
The solution will be posted in a few days
Create a Free MyAccess Profile
AccessMedicine Network is the place to keep up on new releases for the Access products, get short form didactic content, read up on practice impacting highlights, and watch video featuring authors of your favorite books in medicine. Create a MyAccess profile and follow our contributors to stay informed via email updates.