Enlarge Source: Learn the Heart Which of the following does the above ECG represent? The ECG shows sinus tachycardia at about 110 beats per minute with a prolonged PR of 0.22 seconds: first-degree ...
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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