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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f34_58_35758

©2013 UpToDate ® Print Email AV connections in Mahaim fiber tachycardia Two types of accessory atrioventricular (AV) pathways are associated with a Mahaim fiber tachycardia. The most common is an atriofascicular tract (AFT) that arises at the AV annulus and inserts in the apical portion of the right ventricle. The second is an atrioventricular tract (AVT) that arises from the same location, but inserts into the proximal right ventricle, near the annulus.