This study investigated the effect of desflurane and propofol anesthesia on visual acuity in patients in prone position for spinal surgery. Many trials have investigated the effects of different anesthetic agents on intraocular pressure, propofol may reduce intraocular pressure more than other intravenous anesthetics.
Glasgow Coma scale 15
American Society of Anesthesiologists (ASA) Physical Status Classification System I-III
spinal surgery in duration less than 3 hours
sinus rhythm
postoperative artificial ventilation
serious neurological disease
lung disease with hypercapnia
propofol allergy