The causes of hand spasms into chicken claw-like, hand numbness are mainly seen in the following aspects: First, for adolescent children or elderly patients, hand spasms into chicken claw-like, hand numbness, to ask the patient how the diet, adolescents are in a period of growth and development, nutritional needs are relatively large, if this time calcium supplementation is not enough, may cause low calcium convulsions, manifested as hand spasms into chicken claw-like, also accompanied by hand numbness. Second, hand spasms into chicken-claw-like hand numbness, to ask the patient whether there is a past history of epilepsy, if the patient is a partial seizure epilepsy, can also appear hand spasms chicken-claw-like, accompanied by numbness and power loss of the hand. For example, if a young female patient develops hand spasms like chicken claw and numbness after emotional excitement or stimulation, it is important to consider whether the patient has functional factors, such as hysterical seizures.