reperfusion dysrhythmia

re·per·fu·sion dys·rhyth·mi·a

(rēpĕr-fyūzhŭn dis-ridhmē-ă)
Disturbance of cardiac rhythm that occurs when blood flow is restored to a previously ischemic myocardial area. Thought to be caused by a release of toxic free radicals and calcium from the ischemic cells into the vascular system.
References in periodicals archive ?
Effects of antidysrhythmic drugs and triterpenoids on ischemia- reperfusion dysrhythmia in rats.
The 20-min reperfusion period was chosen for antiarrhythmic evaluation, since in the preliminary studies we found that the untreated reperfusion dysrhythmias occurred mainly during the first 10-20 min.