Table 1.

Questionnaire regarding the anatomical structure detection as well as the recommended surgical strategy for patients with anterior communicating artery aneurysms, using conventional computed tomography angiography (CTA) images and three-dimensional virtual reality presentations.

Surgeon’s Name:
Patient-ID:
1. How is the identification of anatomical structures according to the presented images? □Appropriate □Not appropriate
2. Is a preoperative cerebral digital subtraction angiography (DSA) necessary? □Yes □No
3. Which type of patient position would you choose for the surgical treatment according to the presented images? □Supine position □Other positions
4. Which type of head position would you choose for the surgical treatment according to the presented images? □Straight “neutral” □Straight with flexion □Straight with extension □Lateral rotation
5. Which approach would you choose for the surgical treatment according to the presented images? □Supraorbital subfrontal □Pterional □Extended pterional
6. Which approach side would you choose for the surgical treatment according to the presented images? □Right □Left
7. Would you use a temporary clip for the the surgical treatment according to the presented images? □Yes □No
8. Which type of permanent clip would you choose for the surgical treatment according to the presented images? □Straight/curved □Angled □Fenestrated