The main clinical manifestation of benign positional vertigo is dizziness and visual rotation with nausea and vomiting when the body position is changed. At this time, the neurological examination, finger-nose test and heel-knee-shin test are all normal. The patient’s examination by cranial CT or MRI is also normal, including liver and kidney function and blood lipid tests are also normal. Dizziness is related to otoliths and is normal during all tests. Secondly, in patients with anxiety and depression, there are no positive neurological signs on physical examination and the cranial CT or magnetic resonance examination is normal. The above two conditions are very common in the department of dizziness, and the physical examination is normal.