2.2. Patient Population
cerebral edema, glaucoma, SAD
CEREBRAL EDEMA, UNCONTROLLED HYPERTENSION, DIABETIC NEUROPATHY, GLAUCOMA
Ninety patients (aged 18–65 years) in the American Society of Anesthesiologists (ASA) class I–II who were scheduled for elective non-ophthalmic procedures that would last 1–2 h under general anesthesia in the supine position were included in this study. The sample of the study excluded patients with Mallampati and those in ASA class ≥III, and those with a history or suspicion of a difficult airway, more than three SAD placements, past intracranial/ocular surgery, diabetic neuropathy, cerebral edema or elevated ICP, glaucoma, potentially full stomachs, uncontrolled hypertension, obstetric conditions, and a lack of agreement to participate in the study. The demographic data, Mallampati scores, and ASA classes of all patients were recorded.