Hand numbness, face numbness and tongue numbness are mainly seen in the following causes: 1. If the patient has hand numbness, face numbness and tongue numbness accompanied by pain, consider that the patient may have acute cerebrovascular disease, such as thalamic infarction, hemorrhage or brainstem lesions, which requires a cranial magnetic resonance examination at the hospital to clarify the site. 2. Patients with hand numbness, face numbness and tongue numbness are episodic or obvious at night, ask the patient’s sleep The patient should be asked about the patient’s sleep, whether there is long-term sleep deprivation or emotional changes, some patients with somatization disorders mainly show numbness in the hands and face, tongue numbness. 3, for hand numbness, face numbness, tongue numbness, ask the patient whether there is long-term use of certain drugs or eating eggs lead poisoning, but also prone to nerve damage after the emergence of hand numbness, face numbness, tongue numbness.