progressive lengthening of conduction time in any cardiac tissue (most often the AV node or junction) with ultimate dropping of a beat (AV Wenckebach) or reversion to the initial conduction time (as in QRS Wenckebach).
Wenckebach, Karel F.(veng'ke-bok?)
Dutch internist, 1864–1940.
A form of incomplete heart block in which, as detected by electrocardiography, there is progressive lengthening of the P-R interval until there is no ventricular response; and then the cycle of increasing P-R intervals begins again.Synonym: Wenckebach's phenomenon
Wenckebach phenomenonWenckebach period.
Wenckebach,Karel F., Dutch internist, 1864-1940.
Wenckebach block - Synonym(s): Wenckebach phenomenon
Wenckebach period - a sequence of cardiac cycles in the electrocardiogram ending in a dropped beat due to A-V block.
Wenckebach phenomenon - progressive lengthening of conduction time in cardiac tissue, with ultimate dropping of a beat. Synonym(s): Wenckebach block