Skip to main content

Table 2 The information of vertebrobasilar dissecting aneurysms, procedural details and outcomes (n = 64)a

From: Endovascular treatment of vertebral and basilar artery aneurysms with low-profile visualized intraluminal support device

Characteristics

No. (%)

Aneurysm Type

 Saccular

7 (10.9)

 Dissecting

57 (89.1)

Ruptured

 Yes

10 (15.6)

 No

54 (84.4)

Aneurysm location

 Vertebral artery

41 (64.1)

 Basilar artery

23 (35.9)

Mean aneurysm length (mm) (mean ± SD)

11.1 ± 7.4

Mean aneurysm diameter (mm) (mean ± SD)

7.9 ± 4.3

Aneurysm size (mm)

 Tiny (< 3)

3 (4.7)

 Small (≥3, < 10)

30 (46.9)

 Large (≥10, < 25)

26(40.6)

 Giant (≥25)

5 (7.8)

Procedure

 LVIS stent only (n (%))

5 (7.8)

 LVIS stent and coiling (n (%))

59 (92.2)

No of stents (n (%))

 Single LVIS

48 (75.0)

 Multiple LVIS

16 (25.0)

In-stent stenosis (n (%))

2 (3.2%)

Raymond Scale (n = 64)

 1

32 (50.0)

 2

23 (35.9)

 3

9 (14.1)

Angiographic follow-up available

43 (67.2)

Follow-up duration (months) (mean ± SD (range))

12.5 ± 9.6 (5–30)

Angiographic follow up outcome (n = 43)

 Stable or improved

39 (90.7)

 Recurrence

4 (9.3)

  1. aOne patient had two aneurysms treated with LVIS stent (63 patients with 64 aneurysms) and this patient has Angiographic follow-up