Hypertensive patients with arm numbness, there may be the following reasons: 1, hypertensive patients with transient ischemic attack or acute cerebral infarction, ischemia of the dominant arm area, so that the patient’s arm numbness. 2, the patient’s cervical spondylosis, so that the patient’s nerves are compressed and caused by the numbness of the arm on the one side. 3, the patient’s arm localized damage to the nerves, arm numbness can occur. Hypertensive patients with arm numbness, should be cranial CT or nuclear magnetic, cervical spine film examination, if necessary, electromyography, to identify the cause of the symptomatic treatment, if the cause is not identified to give treatment may make the patient’s condition worse. Hypertensive patients are recommended to take regular oral antihypertensive drugs to keep the blood pressure fluctuation within the ideal range, and regularly perform relevant laboratory tests and examinations, and assess the risk stratification to prevent hypertensive ischemic attack and prevent aggravation of the patient’s condition.