title: Perioperative ischemic optic neuropathy and spine surgery:  are we asking the right questions?
authors: Paul Martin
authors: PM
authors: Kempen
mesh_terms: D001827:Body Height; D015992:Body Mass Index; D005260:Female; D006801:Humans; D008297:Male; D018917:Optic Neuropathy, Ischemic / Q000517:prevention & control*; D019990:Perioperative Care / Q000379:methods*; D011187:Posture; D012307:Risk Factors; D012737:Sex Factors; D013122:Spinal Diseases / Q000601:surgery*; D013131:Spine / Q000601:surgery*