However, despite frequent confusion in the medical literature, syncope is and should be clearly distinguished from those other causes of TLOC by virtue of its pathophysiology; specifically ...

The differential diagnosis may be large, but bradyarrhythmias, neurocardiogenic syncope, carotid hypersensitivity syndrome, and orthostatic hypotension are the more frequent causes. Good history ...

Episodes of vasovagal syncope have several key symptoms and features that make them different from other causes of fainting: The episodes almost always occur while you’re standing or sitting up.

This causes an effective increase in afterload ... The classic triad of symptoms from aortic stenosis are angina, syncope and dyspnea. The mortality from aortic stenosis dramatically increases ...