atrial rate

atrial rate
Медицина: предсердный ритм

Универсальный англо-русский словарь. . 2011.

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  • Atrial flutter — is an abnormal heart rhythm that occurs in the atria of the heart. When it first occurs, it is usually associated with a fast heart rate or tachycardia, and falls into the category of supra ventricular tachycardias. While this rhythm occurs most… …   Wikipedia

  • Atrial fibrillation with rapid ventricular response — (afib with RVR) is a type of abnormally fast heart rate (tachyarrhythmia) that may present as a medical emergency. It may be considered a form of supraventricular tachycardia(SVT). It is characterized by chaotic atrial activity known as atrial… …   Wikipedia

  • atrial fibrillation — n very rapid uncoordinated contractions of the atria of the heart resulting in a lack of synchronism between heartbeat and pulse beat called also auricular fibrillation * * * see fibrillation * * * (AF) (AFib) an arrhythmia in which minute areas… …   Medical dictionary

  • Atrial fibrillation — | MeshID = D001281 Atrial fibrillation (AF or afib) is a cardiac arrhythmia (abnormal heart rhythm) that involves the two upper chambers (atria) of the heart. It can often be identified by taking a pulse and observing that the heartbeats don t… …   Wikipedia

  • atrial fibrillation — Irregular rhythm (arrhythmia) of contraction of the atria (upper heart chambers). The most common major arrhythmia, it may result as a consequence of increased fibrous tissue in the aging heart, of heart disease, or in association with severe… …   Universalium

  • Atrial flutter — Well organized but overly rapid contractions of the atrium of the heart (usually at a rate of 250 350 contractions per minute). Flutter refers to a rapid vibration or pulsation. The difference between flutter and fibrillation is that flutter is… …   Medical dictionary

  • Atrial natriuretic peptide — protein Name = natriuretic peptide precursor A caption = width = HGNCid = 7939 Symbol = NPPA AltSymbols = ANP, PND EntrezGene = 4878 OMIM = 108780 RefSeq = NM 006172 UniProt = P01160 PDB = ECnumber = Chromosome = 1 Arm = p Band = 36.21… …   Wikipedia

  • Atrial myxoma — An atrial myxoma is a non cancerous tumor in the upper left or right side of the heart. It grows on the wall (atrial septum) that separates the two sides of the heart.CausesA myxoma is a primary heart (cardiac) tumor. This means that the tumor… …   Wikipedia

  • atrial asynchronous pacemaker — an artificial cardiac pacemaker that stimulates the atrium at a constant rate, without sensing atrial or ventricular activity; now rarely used except to initiate or terminate some tachycardias. Called also AOO p …   Medical dictionary

  • atrial demand inhibited pacemaker — an artificial cardiac pacemaker that delivers stimuli to the atrium at a fixed rate in the absence of sensed atrial activity; spontaneous cardiac activity causes inhibition of pacemaker output, termination of the current stimulation cycle, and… …   Medical dictionary

  • atrial demand triggered pacemaker — an artificial cardiac pacemaker that delivers stimuli to the atrium at a fixed rate in the absence of sensed atrial activity; spontaneous cardiac activity triggers pacemaker output, which falls ineffectively in the myocardial refractory period… …   Medical dictionary


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