Controlled Hypotension in Rhinoplasty and Septoplasty: Incidence of Cognitive Dysfunction and Delirium

In order to maintain arterial blood pressure within the range of 50-57 mmHg, Sevoflurane at a concentration of 0.5-1 MAC and Remifentanil at a rate of 0.05-0.3 mcg/kg/min will be used. If additional hypotensive agents are required, an infusion of Esmolol at a rate of 25-200 mcg/kg/min will be initiated.

In order to maintain arterial blood pressure within the range of 58-65 mmHg, Sevoflurane at a concentration of 0.5-1 MAC and Remifentanil at a rate of 0.05-0.3 mcg/kg/min will be used. If additional hypotensive agents are required, an infusion of Esmolol at a rate of 25-200 mcg/kg/min will be initiated.