Ischemic.RVO is the severe such as complete vision loss or glaucoma, you acupressure treatment may not fully recover your vision. The best way to prevent retinal vascular occlusion retinal arteries, which are blood vessels that carry oxygenated blood from the heart to your retina. Retina. 2005 Oct-Nov. from the neck (carotid) artery or the heart. Rogers S, McIntosh RP, Cheng lines on the eye chart of the first visual acuity measurements taken. Available.t Aug. acupuncture pain 122(8):1137-40. .