postoperative blindness visual loss ischaemic optic neuritis spine surgery blood loss

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Perioperative Visual Loss

Nothing terrifies an anaesthetist as much as the prospect of a patient waking up blind. It happens, but very infrequently. Who is at risk? What surgeries? What are the risk factors? Is there anything we can do to prevent and treat visual loss? Perioperartive visual loss is associated with┬áposterior ischemic optic neuropathy (ION), anterior ION, … Continue reading