High blood pressure, headache, and blurred vision may be caused by hypertension caused by hypertensive encephalopathy, patients can appear brain cell damage, can cause brain cell edema, resulting in high cranial pressure, patients can appear headache, nausea, vomiting, can also appear limb sensory or motor dysfunction, patients may also appear memory function or thinking ability decline, mainly regulating blood pressure treatment, the general application of long-acting The main treatment is to regulate blood pressure, usually applying long-acting drugs, such as amlodipine and irbesartan, and cerebral protection treatment, such as olanzapine, piracetam, aniracetam, and cytarabine. Patients with high cranial pressure should be treated with cranial pressure-lowering therapy, commonly used drugs include mannitol, glycerol fructose and tachyphylaxis. Patients may also develop impaired consciousness, such as drowsiness, and can be treated with brain-awakening therapy by applying brain-awakening sedation.