There are at least 15 different types of primary dysautonomia, the most common of which are neurocardiogenic syncope (NCS) ...

and metabolic causes), screening via clinical features and autonomic testing found that 227, or 35%, of patients had vasovagal syncope. [6] Various circumstances are triggers for VVS including ...

In essence, however, it is the pathophysiology of syncope that distinguishes it from other causes of TLOC; specifically, syncope is the result of self-terminating inadequacy of global cerebral ...