Clinical Association Between Obstructive Sleep Apnea, Facial Pigmentation, and Vasovagal Symptoms.

Conditions: Obstructive Sleep Apnea; Vasovagal Syncope; Smoking; Acanthosis Nigricans Interventions: Diagnostic Test: In-lab polysomnography; Device: Continuous positive airway pressure Sponsors: Jordan Collaborating Cardiology Group Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials