The main danger of positive urinary ketosis is the patient’s gastrointestinal symptoms. Most patients can present with nausea, vomiting, anorexia, and poor appetite, which can further be seen in gastroenterology. Gastroscopy causes waste of medical resources and damage to the patient’s body. The symptoms of positive ketosis can be treated by drinking more water and urinating more often. If the patient is positive for ketone body caused by hyperglycemia, it is recommended to actively control blood sugar, and the patient’s ketosis can be improved by sugar and insulin. If the patient still shows nausea and vomiting after improvement by drinking more water and supplementing fluids, it is recommended to further investigate gastrointestinal diseases. Such as gastroenteroscopy. Ketosis is a serious and acute disease in endocrinology, so it must be taken seriously, otherwise it can cause cardiovascular and cerebrovascular accidents and even the possibility of sudden death.