What Is Nodal Rhythm?

n. The cardiac rhythm that results when the heart is controlled by the atrioventricular node

in which the impulse arises in the atrioventricular node, ascends to the atria, and descends to the ventricles more or less simultaneously.

What causes nodal rhythm?

Causes of junctional rhythm include the following: Sick sinus syndrome (including drug-induced) Digoxin toxicity. Ischemia of the AVN, especially with acute inferior infarction involving the posterior descending artery, the origin of the AV nodal artery branch.

Is nodal rhythm normal?

A Junctional rhythm can happen either due to the sinus node slowing down or the AV node speeding up. It is generally a benign arrhythmia and in the absence of structural heart disease and symptoms, generally no treatment is required.