Results 281 to 290 of about 105,091 (342)

Superior Vena Cava Rhythm Masquerading as Normal Sinus Rhythm

Journal of Cardiovascular Electrophysiology, 2004
We report the case of a patient with persistent cardiac rhythm originating from the superior vena cava (3 cm above the vena cava‐atrial junction). It was detected by noncontact balloon mapping before induction of tachycardia and confirmed by conventional contact mapping with image studies.
Yoga, Yuniadi   +3 more
openaire   +2 more sources

Abstract 25: Abnormalities within Normal Sinus Rhythm

Circulation: Cardiovascular Quality and Outcomes, 2019
Trained cardiologists detect atrial fibrillation by visual interpretation of certain segments of electrocardiogram (EKG) lines known as the QRS complex. Similarly, available EKG-software also evaluates anomalies in the signals from the EKG-leads that produce the traces/lines in order to flag for atrial fibrillation.
Sadip Giri   +4 more
openaire   +1 more source

Normal Sinus Rhythm in Advanced Mitral Valve Disease

Archives of Internal Medicine, 1969
Sixty-four patients with rheumatic mitral valve disease who had cardiac catheterization were studied with respect to rhythm, cardiac index, mitral valve gradient, pulmonary artery pressure, and age. They were divided into three groups: (1) moderately elevated pulmonary pressure and normal pulmonary vascular resistance, (2) high pulmonary pressure and ...
M A, Kaplan   +3 more
openaire   +3 more sources

Digitalis tolerance during atrial fibrillation and normal sinus rhythm

The American Journal of Cardiology, 1967
Abstract In each of 9 normal dogs the toxic dose of acetylstrophanthidin was determined on three separate occasions during normal sinus rhythm and atrial fibrillation. During atrial fibrillation the mean toxic dose was 10 to 30 per cent (average 21%) greater than that recorded in the same animal during normal sinus rhythm.
R C, Elkins, J S, Vasko, A G, Morrow
openaire   +2 more sources

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