Why suddenly giddy want to vomit

The sudden occurrence of dizziness and vomiting is generally considered to be caused by factors such as hypertension and hyperlipidemia. It can also be considered to be caused by factors such as cerebellum and brainstem infarction or hemorrhage, cervical spondylosis, peripheral vertigo, etc. You need to go to the neurology department of the hospital in time for brain CT examination.