Angular diastasis is a clinical manifestation that can be seen in subacute sclerosing total encephalitis, tetanus, ergot poisoning and other diseases, and its treatment varies according to the disease, usually drug treatment. 1. Subacute sclerosing encephalitis: there is no specific treatment for this disease, mainly symptomatic treatment such as maintaining electrolyte balance, using glucocorticosteroids such as dexamethasone to control high fever. 2. Tetanus: feasible tracheal intubation or tracheotomy and other measures to open the airway, the use of tetanus immunoglobulin or tetanus antitoxin neutralization of free toxin, the use of metronidazole, penicillin and other antibiotics to carry out anti-infective treatment, diazepam, phenobarbital sodium and other sedative drugs to control and relieve spasm. 3… Ergot poisoning: Ergot poisoning can lead to generalized spasm, and symptoms of corns may appear. Must be immediately sent to the hospital, for vomiting, gastric lavage and other measures, for ergot poisoning is serious, caused by local small blood vessel atresia, blood supply reduction, can use nitroglycerin and other vasodilator drugs. It is recommended to go to the hospital in time to see a doctor for treatment, do not blindly self-medication.