Acute Macula Neuroretinopathy

39yr old male: Presents with Inferior Temporal Scotoma in his left eye, x 10 days with no change in shape or size, Visual acuity 20/25.
Most common sysptoms are described as sudden onset of one or more paracentral scotomas. {with the tip pointing toward the Fovea} without any other visual symptoms. Currently no treatment recommended.