Efficacy of dexmedetomidine as an adjuvant to propofol-based total intravenous anesthesia in children undergoing magnetic resonance imaging: A prospective randomized controlled trial
Pediatric magnetic resonance imaging (MRI) requires deep sedation to ensure immobility and optimal image quality. Propofol-based total intravenous anesthesia is effective but may cause airway depression and hemodynamic instability at higher doses. Dexmedetomidine has minimal respiratory effects but may prolong se...