A 64-year-old man is brought to the physician by his wife. A fundoscopic examination is performed. His blood pressure is 170/100. He has type II diabetes mellitus managed with metformin and glyburide. Which of the following is the most likely explanation for this patient’s findings?
Central retinal artery occlusion
Central retinal vein occlusion
Diabetic retinopathy
Hypertensive retinopathy
Macular degeneration