Narrow QRS complexes occur regularly. This tracing suggests either atrial flutter or ventricular tachycardia. It is not atrial flutter, however. If it were, the QRS complexes occurring regularly would ...

NF was a 24-year-old gravida 5 Para 1031 African-American woman presented for a prenatal visit at 38 weeks of gestation. As part of her visit, the fetal heart rate was auscultated and found to be ...

This ECG has a narrow QRS complex initally, then a fast heart rate, regular rhythm and no identifiable P wave activity which suddenly turns to a wide complex in a left bundle branch block pattern. The ...

May 6, 2011 (San Francisco, California) — An analysis from the ALTITUDE study, in which patients with primary-prevention implantable cardioverter-defibrillators (ICDs), with or without biventricular ...

Imricor Medical Systems, Inc. (Company or Imricor) (ASX: IMR), together with Amsterdam University Medical Centre (Amsterdam ...

The rhythm is either sinus rhythm or not sinus rhythm. Sinus rhythm refers to the origination of the electrical activity coming from the sinus node — also known as the sinoatrial node, or SA node.

Atrial flutter is a heart disorder in which the heart beats out of its normal rhythm. The condition is similar to atrial fibrillation (afib) — the most common type of arrhythmia (abnormal heartbeat) — ...

Doctors treating babies born with Turner syndrome need to look for heart rhythm abnormalities, in addition to the usual heart problems of high blood pressure or left-sided structural heart defects, ...

(Boston)--Doctors treating babies born with Turner syndrome need to look for heart rhythm abnormalities, in addition to the usual heart problems of high blood pressure or left-sided structural heart ...