[Sudden visual loss after long-lasting spinal surgery]. / Pludselig opstået blindhed efter langvarig rygkirurgi.

Visual loss after anaesthesia and surgery is a rare, unexpected and devastating complication which particularly occurs after long-lasting spinal and cardiac surgery. There are several suggested risk factors but most of them are unsupported. Usually both eyes are involved and there is a painless profound loss of vision. The pupils are not reacting to light and at the beginning normal fundoscopy is found. The prognosis is very bad and no documented treatment is known. In this case report a 61-year-old man experienced complete loss of vision after complicated spinal surgery.