re-entry

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Aberrant electrical impulses that flow through the cardiac conduction system, which form the basis for some—if not all—supraventricular tachycardia

re-entry

(rē-ĕn′trē)
In cardiology, the cycling of an electrical impulse through conductive tissue that has been recently stimulated. This is the cause of many tachycardic heart rhythms (e.g., those originating in the atrioventricular node).

re-entry

in cardiology, a postulated mechanism by which a premature beat can be coupled to the normal beat.

re-entry tachyarrhythmia
see re-entrant tachyarrhythmia.
References in periodicals archive ?
The strong effect of the unemployment rate on welfare returns in Nevada confirms earlier findings in other states that suggest the business cycle is critical in shaping re-entries to welfare (Carrington et al.
The proportion of children having a probation-supervised placement experience increased as the number of re-entries to foster care increased (Figure 1).
It allows fast abdominal re-entries and is easily adjusted to accommodate changes in intra-abdominal pressure.
The unit also watches space for satellite re-entries, breakups and decays.
Citing videos of "Scud missile re-entries during the Gulf War," the project engineers argued that ballistic bombardment "over a number of the world's cities could provide a suitably large-scale commenoration of humanity's entry into the new millennium.
Re-entries (Luhmann 1993) show that knowledge is nothing but the result of operations within society -- without any "substantial" contact to a "world outside.
Of these movies, 251 entered for the first time and 99 re-entered after previously falling out of the Top-50; the two groups of films are referred to as New-Entries and Re-Entries, respectively.
3 percent exited and were re-entries into self-employment in 1976.
Two researchers set to fly aboard suborbital spacecraft as a part of Southwest Research Institute's next-generation suborbital research program completed another milestone last week when they evaluated commercial spaceflight equipment during an intensive series of centrifuge runs that closely mimicked launches and re-entries aboard suborbital spacecraft.
The objective of this activity is to exploit the rich telemetry data set of GOCE to the fullest on the topic of re-entry predictions by establishing the environmental and observational uncertainties associated to re-entries.
In the case of uncontrolled re-entries, scientists are able to predict where the impact will be -- but that can be a very wide swath.
LEGO Batman 2: DC Super Heroes and Far Cry 3 were the only two re-entries to the top 10, slipping in at nine and 10 respectively.