Department of Neurology;
The Affiliated Yancheng Hospital of Southeast University Medical College;
Yancheng;
China;
Department of Radiology;
The Affiliated Yancheng Hospital of Southeast University Medical College;
Yancheng;
China;
Glossopharyngeal; Neuralgia; Vertebrobasilar; Dolichoectasia; Computed; Tomographic; Angiography; Digital; Subtraction; Angiography;