1. Departments of Radiology, Gaziosmanpaşa University School of Medicine, Tokat, Turkey

2. Department of Neurology, Cevdet Aykan State Hospital, Tokat, Turkey

3. From the Departments of Neurosurgery, Gaziosmanpaşa University School of Medicine, Tokat, Turkey

4. From the Departments of Radiology, Gaziosmanpaşa University School of Medicine, Tokat, Turkey

5. From the Departments of Neurology, Gaziosmanpaşa University School of Medicine, Tokat, Turkey