If patients experience dizziness accompanied by nausea, vomiting and cold sweat, the specific causes are as follows:1. Consider hypoglycemia, especially for patients with a history of diabetes mellitus, in the presence of the above symptoms, usually after the blood glucose is lowered, in particular, there will be hand tremors, cold sweats, and other clinical manifestations.2. For cerebrovascular disease, dizziness, accompanied by stroke, cerebral infarction, cerebral hemorrhage, and acute cerebrovascular accidents, can also be present. Headache, nausea, vomiting, cold sweat, etc. 3. If the patient is infected, such as bacterial, viral, mycoplasma, fungal and other infections, there will be dizziness, nausea, vomiting and cold sweat, usually accompanied by an increase in body temperature.