The causes of dizziness and blurred vision are as follows: 1. Cerebrovascular disease: It can be caused by insufficient blood supply to the brain, such as insufficient blood volume, diarrhea, or patients with low blood pressure are also prone to it. In the case of middle-aged and elderly patients with cerebral atherosclerosis, symptoms of insufficient blood supply to the brain such as dizziness and blurred vision can also occur in stressful conditions due to poor vascular elasticity. For dizziness and blurred vision caused by cerebrovascular disease, treatment should be symptomatic such as rehydration, improving circulation, activating blood circulation and removing blood stasis. Severe patients with balance dysfunction and swallowing difficulties are considered to have posterior circulation infarction, and symptomatic treatment such as thrombolysis can be given if necessary; 2. Hypoglycemia: mainly in patients with diabetes mellitus, which occurs due to insulin overdose or failure to replenish energy in time, patients can be given to monitor blood sugar and find abnormalities; 3. Optic neuritis: due to optic neuropathy, and dizziness and blurred vision accompanied by 4, eye lesions: such as cataracts, glaucoma, dry eye disease, etc., patients can appear blurred eyes, blurred vision, accompanied by dizziness, etc., when necessary, need to consult the ophthalmology; 5, intracranial occupying disease: clinical part of the intracranial occupying disease, patients can appear dizziness, blurred vision, mainly because the occupying position affects the conduction of the optic nerve, etc., when necessary, surgery and other treatment. If necessary, surgery and other treatments can be performed.