Results Dizziness was the most common and important symptom in the clinical expression(88.9%),and it was unusual to find a typical pontine syndrome and simply ophthalmoplegia.

• 结果临床表现最为常见、最为重要的症状为眩晕(占88.；9%25)；典型的桥脑综合征和单纯眼肌麻痹并不多见。