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Related to bradyarrhythmia: bradycardia, brachycardia, sick sinus syndrome


see arrhythmiaarrhythmia
, disturbance in the rate or rhythm of the heartbeat. Various arrhythmias can be symptoms of serious heart disorders; however, they are usually of no medical significance except in the presence of additional symptoms.
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decrease in frequency of heart contractions to less than 60 beats per minute.

Bradycardia may be found as a normal, constitutionally conditioned phenomenon in perfectly healthy persons, in well-trained athletes, and as one of the symptoms in many diseases. More often, bradycardia is observed as a result of organic disturbances of auriculoventricular conductivity—heart blockage, myocardial infarction, and inflammatory (infectious or toxic) diseases of the heart muscle. Complete blockage of the heart with a pulse frequency of 30–40 beats per minute or less threatens brain complications: loss of consciousness, convulsions, and cessation of heart activity. Prophylaxis and treatment are directed toward removal of the cause.


Slow heart rate.
References in periodicals archive ?
The prevalence of SAS in patients suffering from bradyarrhythmia is shown to be high.
Mehta et al (15) reported severe metabolic acidosis, bradyarrhythmias and renal failure in an 18-month-old child with arthrogryposis after a 5-hour propofol infusion while Burow et al (16) reported the development of acidosis following a 395 minute infusion of propofol in a 31-year-old woman.
The Photon(TM) DR ICD offers a comprehensive set of tools for managing both ventricular tachycardia and fibrillation, as well as the bradyarrhythmia that often complicates therapy in many patients," said Daniel J.
The Kappa family provides premier bradyarrhythmia therapies that treat patients with chronic heart problems in which the heart beats too slowly to adequately support the body's circulatory needs.
The palpitation in patient with hyperthyroidism is commonly due to tachyarrhythmia, however, it may also be due to bradyarrhythmia or complete AV block.
Currently, available products include ELA Medical's pacemakers and bradyarrhythmia leads.
10 /PRNewswire/ -- Angeion Corporation (Nasdaq: ANGN) and ELA Medical announced today that the relationship they have established to exclusively market a full line of sophisticated tachyarrhythmia and bradyarrhythmia products has become effective.