Cardiac arrhythmia as initial presentation of aneurysmal subarachnoid hemorrhage.

Cardiac arrhythmia and sudden death are most frequently caused by preexisting heart disease. Rarely, cardiac arrhythmia is a first symptom of an acute neurological event. We describe a patient with asystole and other cardiac arrhythmias, as initial symptoms of acute aneurysmal subarachnoid hemorrhage. Several aspects of cardiac arrhythmias and acute aneurysmal subarachnoid hemorrhage are discussed.