Anterior Ischemic Optic Neuropathy

What risks should we accept in exchange for a miracle?

An 80-year-old white male presented to the eye clinic for a recent-onset visual disturbance. The patient reported that there was a large, black spot in the central vision of his right eye. He first noticed the dark spot the previous day and described his vision as being blurry. He denied any ocular pain or new onset of flashes or floaters.