Improved Patient Outcomes by Normalizing Sympathovagal Balance: Differentiating Syncope-Precise Subtype Differentiation Leads to Improved Outcomes.

Syncope is difficult to definitively diagnose, even with tilt-table testing and beat-to-beat blood pressure measurements, the gold-standard. Both are qualitative, subjective assessments. There are subtypes of syncope associated with autonomic conditions for which tilt-table testing is not useful.