interval

(redirected from QRS interval)
Also found in: Dictionary, Medical, Legal, Encyclopedia.
Related to QRS interval: QT interval
Graphic Thesaurus  🔍
Display ON
Animation ON
Legend
Synonym
Antonym
Related
  • noun

Synonyms for interval

Synonyms for interval

a space or interval between objects or points

Synonyms for interval

References in periodicals archive ?
After this operation, the patient's terminal QRS interval was 110 ms on ECG, the postoperative course was unremarkable, and the patient is currently doing well.
To decrease the error measurements, QT and QRS intervals were measured manually with calipers and magnifying glass.
Other studies have demonstrated short QRS interval done by Salman S Siddiqui et al, Amit Shrivastav et al, Swati K et al but Venkatesh G et al and MR Renukadevi et al have observed that QRS interval was more in cases than contols.
If you have a wide QRS interval, but have not developed heart failure, you may need CRT in the future.
However, the QRS interval was prolonged in B100 and B200 groups versus control group.
Cases of QTc prolongation had a higher heart rate, QTc, and QRS interval and a lower PR interval compared with noncases.
Fragmented QRS complexes are associated with cardiac fibrosis and significant intraventricular systolic dyssynchrony in nonischemic dilated cardiomyopathy patients with a narrow QRS interval. Echocardiography 2011;28:62-8.
The study's genome-wide hunt focused on the QRS interval, a measure of electrical depolarization in the main lower pumping chambers of the heart (ventricles), easily detectable with a simple EKG machine.
Cleland said, there are as yet no data to challenge the guideline requirements that candidates for CRT ought to be in sinus rhythm and have a QRS interval of 120 msec or more, although both are suspect.
Patients with a QRS duration this long have had a greater-than-twofold increased risk of sudden death, compared with patients who had a shorter QRS interval, said Dr.
The overdose can result in delayed ventricular depolarization and a prolonged QRS interval. A QRS interval--best evaluated in the limb leads--in excess of 100 milliseconds places the patient at risk of seizures, while a QRS greater than 160 milliseconds puts the patient at serious risk of ventricular arrhythmias.
Second, determine the width of the QRS interval: narrow QRS complex tachycardias are supraventricular (from the sinus node, the atria, and the atrioventricular junction) in origin, and wide QRS complex tachycardias are usually ventricular (from all sites below the AV junction).
It was not ventricular tachycardia but a paced rhythm with the QRS interval lengthening from 0.10 to 0.20.
Other variables independently associated with all-cause mortality were NYHA functional class ( HR : 1.8, 95% CI : 1.2 – 2.6, P < 0.01), age ( HR : 1.013, 95% CI : 1.002–1.024, P < 0.05), QRS interval ( HR : 1.011, 95% CI : 1.003–1.019, P < 0.01), and the use of ACEI/ARB ( HR : 0.52, 95% CI : 0.30–0.92, P < 0.05).{Figure 1}{Table 2}{Table 3}{Table 4}
* RBBB was identified by RSR' complexes in V1-V2, Wide S-wave in V5-V6 and standard lead I QRS interval >0.12 sec.