The National Headache Foundation exists to enhance the medical treatment of headache. It serves as a resource for people who suffer from headaches, physicians, allied health professionals, and the public.
Ocular migraines cause vision loss or blindness lasting less than an hour, along with or following a migraine headache. Experts sometimes call these episodes "retinal," "ophthalmic," or "monocular" (meaning one eye) migraines.
This problem is rare. It affects about one out of every 200 people who have migraines. Some research suggests that in many cases, symptoms of ocular migraine are actually due to other problems.
Diagnosing ocular migraine requires a health care professional to rule out other...