EKG abnormalities in central nervous system disease

Associate Editor-In-Chief:

Electrocardiographic Findings:

 * 1) EKG changes seen in 71.5% of patients with subarachnoid hemorrhage, and 57.1% of those with cerebral hemorrhage.
 * 2) Most common abnormalities are
 * 3) * Large, upright, or deeply inverted T waves
 * 4) * Prolongation of the QTc interval
 * 5) * Prominent U waves
 * 6) Can persist for 11 days
 * 7) Rarely can ST segment elevation or depression
 * 8) Rhythm disturbances
 * 9) * Sinus bradycardia
 * 10) * Sinus tachycardia
 * 11) * Wandering atrial pacemaker
 * 12) * AV junctional rhythm
 * 13) * Premature ventricular contractions PVCs
 * 14) * Ventricular tachycardia (VT)
 * 15) Reason for changes is thought to be altered autonomic tone