Woman's eyesight saved by cutting-edge test after mystery infectionImage caption, Dr Ellie Irwin's sight has been saved after a test pinpointed the cause of her long-lasting eye inflammationA 29-year-old doctor from Bristol has had her eyesight saved after a "game-changing" test identified a mystery infection that had plagued her health for five years.Ellie Irwin suffered persistent inflammation in her right eye that didn't go away, resulting in blurred vision. No treatment helped and at one poi...