vectorcardiogram


Also found in: Encyclopedia.

vectorcardiogram

 (VCG) [vek″tor-kahr´de-o-gram″]
a graphic representation of the magnitude and direction of the action currents of the heart, in the form of a vector loop. See also vectorcardiography.

vec·tor·car·di·o·gram

(vek'tŏr-kar'dē-ō-gram),
A graphic representation of the instant-to-instant magnitude and direction of the heart's action currents in the form of vector loops.

vectorcardiogram

/vec·tor·car·dio·gram/ (VCG) (vek″ter-kahr´de-o-gram″) the record, usually a photograph, of the loop formed on the oscilloscope in vectorcardiography.

vectorcardiogram

[-kär′dē·əgram′]
Etymology: L, vector, carrier; Gk, kardia, heart, gramma, record
a tracing of the direction and magnitude of the heart's electrical activity during a cardiac cycle. It is produced by an oscilloscope, which simultaneously records three standard leads.

vec·tor·car·di·o·gram

(vek'tŏr-kahr'dē-ō-gram)
A graphic representation of the magnitude and direction of the heart's action currents in the form of vector loops.

vectorcardiogram

the record, usually a photograph, of the loop formed on the oscilloscope in vectorcardiography.
References in periodicals archive ?
Reproducibility of measurements of ventricular activation time using the signal-averaged Frank vectorcardiogram.
Local depolarization abnormalities are the dominant pathophysiologic mechanism for type 1 electrocardiogram in brugada syndrome a study of electrocardiograms, vectorcardiograms, and body surface potential maps during ajmaline provocation.