The normal duration (interval) of the QRS complex is between 0.08 and 0.10 seconds — that is, 80 and 100 milliseconds. When the duration is between 0.10 and 0.12 seconds, it is intermediate or ...

The pattern of a short PR interval and a prolonged QRS complex was encountered at one time or other in 7 cases. Since the records represented 1356 patients, the incidence was 0.5 per cent.

Did you know that certain medications can cause symptom of 'Electrocardiogram QRS complex prolonged'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.

THE electrocardiographic picture of prolonged QRS-complex duration with short PR interval was the subject of isolated reports 1,2 until Wolff, Parkinson and White 3 described the clinical syndrome ...

The first five QRS complexes are wide (0.14 sec), and no P waves are seen before or after these QRS complexes; however there appears to be a P wave immediately before the fifth QRS complex (↓).

The QRS complex has an increased duration ... The QT/QTc intervals are prolonged (320/470 msec) but are normal when the prolonged QRS complex duration is considered (260/380 msec).

If the PR interval of the conducted beat is prolonged and the QRS complex is narrow, then it is most likely second-degree type I AV nodal block (Wenckebach). Alternatively, ...

Current guidelines support the use of CRT in patients with moderate to severe heart failure, an ejection fraction less than or equal to 35 percent, and a prolonged QRS duration, greater than 120 ...

Current guidelines support the use of CRT in patients with moderate to severe heart failure, an ejection fraction less than or equal to 35 percent, and a prolonged QRS duration, greater than 120 ...

(HealthDay News) – Prolonged QRS duration is associated with an increased risk of sudden cardiac death (SCD). Sudhir Kurl, MD, from the University of Eastern Finland in Kuopio, and colleagues ...

Did you know that certain medications can cause symptom of 'Electrocardiogram QRS complex'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.