Dizziness and spinning can be described as rotational vertigo, and there are many causes, as follows: 1. Central vertigo: infarction or hemorrhage in the brainstem or cerebellum, and insufficient blood supply to the brain due to cerebral vascular stenosis can cause dizziness, and this category belongs to central vertigo, which can be identified by cranial MRI. 2. Peripheral vertigo: including otoliths, vestibular neuronitis, vestibular paroxysm or Meniere’s syndrome. These diseases are mainly related to posture or inner ear, and can be differentially diagnosed according to the characteristics of symptoms or auxiliary examinations, and can be treated symptomatically or reset.