heart arrhythmia
21Heart test, EPS — ElectroPhysiologic Study of the heart, a test of the electrical conduction system of the heart (the system that generates the heart beat). EPS is done by threading thin plastic tubes (catheters) into a vein where the leg connects to the abdomen.… …
22Heart Rhythm Society — The Heart Rhythm Society (HRS) is a non profit organization in the United States that promotes education and advocacy for cardiac arrhythmia professionals and patients. The Society was founded in 1979 and counted 4,500 members as of January, 2008 …
23arrhythmia — n. any deviation from the normal rhythm (sinus rhythm) of the heart. The natural pacemaker of the heart (the sinoatrial node), which lies in the wall of the right atrium, controls the rate and rhythm of the whole heart under the influence of the… …
24arrhythmia — Lack of normal ordered rhythm particularly in the case of the heart where arrhythmia can be a prelude to cardiac arrest …
25arrhythmia — [ə rɪδmɪə] (also arhythmia) noun Medicine a condition in which the heart beats with an irregular or abnormal rhythm. Origin C19: from Gk arruthmia lack of rhythm , from a without + rhuthmos (see rhythm) …
26heart block — /ˈhat blɒk/ (say haht blok) noun a cardiac arrhythmia resulting from a disturbance in the transmission of impulses from the atria to the ventricles …
27arrhythmia — n. disturbance of the natural rhythm of the heart. .. RUNN: ♦ arrhythmic, a …
28Cardiac arrhythmia — Dysrhythmia redirects here. For the American band, see Dysrhythmia (band). ICDO = OMIM = MedlinePlus = 001101 eMedicineSubj = eMedicineTopic = MeshID = D001145 Cardiac arrhythmia (also dysrhythmia) is a term for any of a large and heterogeneous… …
29Respiratory sinus arrhythmia — (RSA) is a naturally occurring variation in heart rate that occurs during a breathing cycle. Heart rate increases during inspiration and decreases during expiration. Heart rate is normally controlled by centers in the medulla oblongata. One of… …
30University of Ottawa Heart Institute — Geography Location Ottawa, Ontario, Canada …
