Table 2 Procedural details, clinical and angiographic outcomes of Scepter-assisted Onyx embolization
From: Scepter dual‐lumen balloon catheter for Onyx embolization for dural arteriovenous fistula
Planned adjunctive NBCA embolization of another feeder(s) immediately before Onyx embolization, n (%) | 2 (5.7) |
Total number of feeders embolized, median (range) | 1 (1–3) |
Feeding artery selected for Scepter-assisted technique | |
Middle meningeal artery, n (%) | 18 (51.4) |
Occipital artery, n (%) | 15 (42.9) |
Superficial temporal artery, n (%) | 1 (2.9) |
Ascending pharyngeal artery, n (%) | 1 (2.9) |
Total procedural time, mean ± SD (range), minutes | 43 ± 28 (21–127) |
Onyx injection time, mean ± SD (range), minutes Injection time through middle meningeal artery (n = 18) Injection time through occipital artery (n = 15) | 11 ± 7 (3–25) 9 ± 4 (3–17)* 13 ± 9 (8–25)* |
Immediate angiographic results, n (%) | |
Complete occlusion | 33 (94.3) |
Near complete occlusion | 2 (5.7) |
Treatment-related permanent morbidity, n (%) | 1 (2.8) |
Clinical follow-up duration, median (range), months | 25 (3–78) |
Clinical follow-up results, n (%) | |
Complete resolution of presenting symptoms | 30 (85.7) |
Partial improvement from presenting symptoms | 5 (14.3) |
Imaging follow-up duration, median (range), months | 15 (3–56) |
Imaging follow-up results (n = 33), n (%) | |
Complete occlusion | 32 (97.0) |
Near complete occlusion | 1 (3.0) |