Normal sinus rhythm Second degree type I sinoatrial nodal exit block (SA nodal Wenckebach) This ECG strip shows second degree type I sinoatrial nodal exit block, not to be confused with AV nodal ...
This is a classic example of AV nodal blocks that can occur with inferior wall myocardial infarctions. There are two mechanisms behind this phenomenon. An inferior wall MI results in vagal stimulation ...
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