- QRS interval
- in electrocardiography, the interval from the beginning of the Q wave to the termination of the S wave, representing the time for ventricular depolarization. See also illustration at electrocardiogram.
Medical dictionary. 2011.
QRS interval
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interval — A time or space between two periods or objects; a break in continuity. [L. inter vallum, space between breastworks in a camp, an i., fr. vallum, a rampart, wall] a c i. the i. between the onset of the a wave and that of the c wave of the jugular… … Medical dictionary
QRS — in electrocardiography, the complex consisting of Q, R, and S waves, corresponding to depolarization of ventricles [complex]; in electrocardiography, the loop traced by QRS vectors, representing ventricular depolarization [interval] * * * QRS kyü … Medical dictionary
QRS — • in electrocardiography, the complex consisting of Q, R, and S waves, corresponding to depolarization of ventricles [complex]; • in electrocardiography, the loop traced by QRS vectors, representing ventricular depolarization [interval] … Dictionary of medical acronyms & abbreviations
S-QRS — stimulus to QRS interval [ECG] … Medical dictionary
S-QRS — • stimulus to QRS interval [ECG] … Dictionary of medical acronyms & abbreviations
QT interval — Schematic representation of normal ECG trace (sinus rhythm), with waves, segments, and intervals labeled. In cardiology, the QT interval is a measure of the time between the start of the Q wave and the end of the T wave in the heart s electrical… … Wikipedia
P-R interval — pē är n the interval between the beginning of the P wave and the beginning of the QRS complex of an electrocardiogram that represents the time between the beginning of the contraction of the atria and the beginning of the contraction of the… … Medical dictionary
QT interval — kyü tē n the interval from the beginning of the QRS complex to the end of the T wave on an electrocardiogram that represents the time during which contraction of the ventricles occurs … Medical dictionary
P–R interval — the portion of the electrocardiogram between the onset of the P wave (atrial depolarization) and the onset of the QRS complex (ventricular depolarization), lasting approximately 0.12 to 0.20 second in the adult. It is the time taken for an… … Medical dictionary
Rechtsschenkelblock — Klassifikation nach ICD 10 I45.0 Rechtsfaszikulärer Block I45.1 Sonstiger und nicht näher bezeichneter Rechtsschenkelblock Rechtsschenkelblock o.n.A … Deutsch Wikipedia
