Definition: 'Sick Sinus Syndrome'
sick sinus syndromeType: Term
1. symptoms ranging from dizziness to unconsciousness due to chaotic or absent atrial activity often with bradycardia alternating with tachycardia, recurring ectopic beats including escape beats, runs of supraventricular and ventricular arrhythmias, sinus arrest, and sinoatrial block.
The definition information for sick sinus syndrome is provided by Stedman's. You can search our medical dictionary here.