HEALTHMED, cilt.6, sa.12, ss.3894-3899, 2012 (SCI-Expanded)
Background: Hyperextension of the patient's neck associated with distortion and vasospasm of the vertebral and internal carotid arteries intra-operatively. In this study we aimed to investigation of whether there is effects of supine, slight neck hyperextension and semi-seated and neck hyperextension positions of patients on postoperative nausea and vomiting (PONV) via regional cerebral oxygen saturation (rSO(2)).