Patients with dizziness, desire to defecate and vomiting are more common in neurology outpatient clinics, and the main reasons for their formation are considered to be the following: 1. For example, neurological disorders, cerebral artery stenosis, slow cerebral blood flow, or because of more pronounced blood pressure fluctuations, and some patients may be manifestations of vegetative nerve disorders. 2. Gastrointestinal disorders are considered to be caused by, for example, patients who have eaten unclean diets When acute gastroenteritis is caused, patients will also have symptoms of dizziness, desire to defecate, and desire to vomit. The specific form of the onset of the patient and the relevant tests should be combined to clarify, and the patient can be given a transcranial Doppler examination, blood pressure measurement, blood glucose and lipid measurement. The above examinations will clarify whether the patient has cerebrovascular disease and whether it is caused by cerebrovascular factors.