Itchy body of patients with cerebral infarction may be related to pruritus, or it may be caused by sensory system damage, malnutrition and other reasons. 1. Pruritus: most of the patients with cerebral infarction are old people, along with people’s aging, sebaceous gland function decreases, which can easily cause skin dryness, and then it may induce pruritus, which is manifested as itchy body. 2. Sensory system damage: if cerebral infarction is located in basal ganglia and thalamus area, which leads to the damage of sensory system and sensory disorder, it may cause itchy and numbness on the body. 3. Malnutrition: if patients with cerebral infarction have swallowing disorders, due to swallowing difficulties, especially patients who need nasal feeding, over time, it is easy to lead to malnutrition, resulting in vitamin and trace element deficiency, which may cause itching on the body. Cerebral infarction patients itching, may also be caused by other reasons, if the itching symptoms persist, or accompanied by other obvious discomfort, should be as early as possible to seek medical attention, diagnosis of the cause of the disease, by the doctor’s guidance for treatment.