In advanced cases one or both eyes may have to be removed to the stop the tumours from spreading. However, when diagnosed, treatment may mean there is no significant loss of vision. Contact your family doctor and have the back of your child's eyes examined. If the doctor cannot clearly see the retina ask for a referral to an eye doctor. Trust your own judgment and persist until you are satisfied.
Studies show that parents are usually right when they suspect a problem with their infant's eyes.