Healio

2:1 Atrioventricular (AV) Block ECG Review

2:1 atrioventricular block is a form of second-degree AV nodal block and occurs when every other P wave is not conducted through the AV node to get to the ventricles, and thus every other P wave is ...
Healio

Second Degree AV Block Type I and 2:1 AV Block ECG

This ECG has both second degree AV block with 2:1 block and second degree type I AV block. Note that intermittent P waves conduct to the ventricles on this ECG tracing, however it is clear that some ...
Medscape

Management of Patients With Drug-Induced Atrioventricular Block

All cases admitted or discharged from our institution between January 2008 and June 2009 with a diagnosis of AV block were reviewed. In addition, beginning in June 2009, data from all patients ...
Medscape

Which Type of AV Block?

Some consider 2:1 AV block to be type II block, claiming that the PR interval doesn't lengthen. What they don't realize is that determining whether the PR interval lengthens requires at least 2 ...
Pulse

ECG quiz: Palpitations, irregular pulse on diabetic review and blackouts

This 81 year old woman presents to her GP with blackouts lasting a few seconds. What does her ECG show? A Sinus rhythm with Mobitz I second degree (Wenckebach) AV block The ECG shows consistent p ...