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Wenckebach period

Pronunciation: ven-ke-bak'

Definition: a sequence of cardiac cycles in the electrocardiogram ending in a dropped beat due to AV block, the preceding cycles showing progressively lengthening PR intervals; the PR interval following the dropped beat is again shortened.

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.