The processing of an application doesnât begin until after your appointment at the passport agency. If you canât get an appointment for another two weeks, for example, you can expect the total amount of time the process will take to extend to nine to ten weeks â if youâre lucky.
1 Silent migraines occur when you have an aura without a headache. 2  Migraine triggers may be environmental, related to food, or physiological.  Over-the-counter pain relievers may help acute migraines. If you experience migraines often, your doctor may prescribe preventive medications.
Causes of retinal migraine. Retinal migraine is caused by the blood vessels to the eye suddenly narrowing (constricting), reducing the bloodflow to the eye. Afterwards the blood vessels relax, bloodflow resumes and sight returns. Usually there are no abnormalities within the eye and permanent damage to the eye is rare.