There are many causes of convulsions in the elderly, which need to be judged according to the location of the convulsion and its physical condition, which may be localized convulsions, epileptic seizures, cerebrovascular diseases, metabolic disorders and cranial occupying lesions, etc. 1. Localized convulsions: If it is facial convulsions, it is usually facial muscle spasm. If the leg convulsions, and most often occur at night, most common lumbar disc herniation compression nerve, may also cause convulsions due to calcium deficiency; 2, seizures: seizures can cause generalized seizure convulsions, and sometimes focal epilepsy, resulting in a part of the body convulsions or half of the body convulsions; 3, cerebrovascular disease: the elderly usually have a history of hypertension, sudden convulsions, accompanied by hemiparesis and headache The elderly usually have a history of hypertension and suddenly appear convulsions, accompanied by hemiparesis and headache, vomiting, which should be considered acute cerebrovascular disease; 4. ischemia and hypoxia, causing syncope and convulsions.