Figure: First-degree Atrioventricular Block - MSD Manual Consumer Version

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First-degree Atrioventricular Block

CVS_atrioventricular_block_labels

First-degree Atrioventricular Block

For first-degree block, conduction between the atrium (P) and ventricle (QRS) is slowed without skipped beats.

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Atrioventricular Block

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