What does this research mean for the field?

The AV node can be functionally dissociated into at least two pathways, and the atrium itself is not a necessary component of the reentry pathway used for ventricular echoes. Novelty: ClaimNovelty.CONFIRMATORY. Consensus alignment: ConsensusAlignment.SUPPORTS_CONSENSUS.

September 1, 1966Circulation ResearchOpen Access

Ventricular Echoes

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Population

Anesthetized and awake dogs with recording electrodes implanted on the atrium, bundle of His, and right…

Design

Preclinical

Authors

RMRobert MignoneCarolina Ear, Nose and Throat Clinic AWAndrew G. WallaceUniversity of Greenwich

Discussion

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Implication

Supports dual AV nodal pathways without atrial involvement; extends experimental concepts but leaves open clinical translation.

Structured PICO

Population

Anesthetized and awake dogs with recording electrodes implanted on the atrium, bundle of His, and right ventricle

Intervention

Paired stimuli (V1 V2) applied to the ventricle with an appropriate delay

Outcome

Occurrence and origin of ventricular echoes, and participation of the atrium in the reentry pathwaysurrogate

Demonstrates that the AV node has dual pathways and the atrium is not required for the reentry circuit of ventricular echoes.

Cite This Study

Mignone et al. (1966) studied this question.

synapsesocial.com/papers/6a15f3fc66ebfaa9bad1205f https://doi.org/10.1161/01.res.19.3.638

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Ventricular Echoes

Discussion

Member takes

Implication

Structured PICO

Cite This Study

Ventricular Echoes

Discussion

Member takes

Implication

Structured PICO

Cite This Study

Also Consider

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