Question:
How is the first degree AV block?
Author: H KAnswer:
It is a delay in conduction, prolonged but constant PR interval Associated with Carditis, digitalis, beta blockers, ischemia, AV/ junctional disease
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H K![H K](https://lh4.googleusercontent.com/-V3rEIOcuFis/AAAAAAAAAAI/AAAAAAAAAAA/AMZuucnhTzvoiq2vqvBJhe7t9kqRkO_jNw/s96-c/photo.jpg)