however it is constant in length unlike second-degree AV block Mobitz Type I (Wenckebach) in which the PR interval progressively lengthens until a P wave is not conducted. A second-degree type II ...

Mobitz type 1 (also called a Wenckebach block), which may or may not cause symptoms, and Mobitz type 2, which can cause problems pumping blood and irregular heartbeats. Heart blocks are ...

In second degree type II AV nodal block (a.k.a. Mobitz Type ... however it is constant in length unlike second degree AV block Mobitz Type I (Wenckebach) in which the PR interval progressively ...