Syncope Workup
No single laboratory test has greater diagnostic efficacy. .... Supraventricular
tachyarrhythmias include supraventricular tachycardia and atrial fibrillation ......
Testing of visual fields will help screen for lesions in the optic pathways and
occipital lobes. ...... Martin TP, Hanusa BH, Kapoor WN. ..... Jun 1996;46(6 Suppl
1):S1-2.