Article Figures & Data
Figures
- Fig 1.
Angiographic classification system was a modified Raymond-Roy classification divided into the following groups: complete occlusion (A); neck remnant, interstitial (B); neck remnant with no coils (C); and residual aneurysm (D).
Tables
- Table 1:
Comparison of initial and follow-up occlusion classes of aneurysms for each HydroCoil group
% Initial Follow-Up 1 (%) 2A (%) 2B (%) 3 (%) 1 (%) 2A (%) 2B (%) 3 (%) 0–19 10 (26.3) 10 (26.3) 9 (23.7) 9 (23.7) 20 (52.6) 11 (28.9) 4 (10.5) 3 (7.9) 20–49 33 (33) 32 (32) 22 (22) 13 (13) 61 (61) 9 (9) 18 (18) 12 (12) 50–69 29 (36.7) 27 (34.2) 8 (10.1) 15 (19) 53 (67.1) 8 (10.1) 11 (29) 7 (8.8) >70 2 (22.6) 22 (41.5) 13 (24.5) 6 (11.3) 41 (77.3) 1 (1.9) 7 (13.2) 4 (7.5) 100 3 (11.5) 11 (42.3) 10 (38.4) 2 (7.8) 19 (73) 1 (3.8) 4 (15.4) 2 (7.8) Total 84 (31) 91 (33.7) 52 (19.2) 43 (15.9) 175 (64.8) 29 (10.7) 40 (14.8) 26 (9.6) % Persistent,a No. (%) Progression,b No. (%), Stable Remnant Progressive,c No. (%) Regrowth, No. (%) 0–19 (n = 38) 6 (15.8) 14 (36.8) 8 (21) 3 (8.3) 7 (18.4) 20–49 (n = 100) 31 (31) 31 (31) 16 (16) 4 (4) 18 (18) 50–69 (n = 79) 27 (34.2) 24 (30.4) 14 (17.7) 5 (6.3) 9 (11.4) >70 (n = 53) 11 (20.7) 30 (56.6) 2 (3.80) 2 (3.8) 8 (15.1) 100 (n = 26) 3 (11.5) 16 (61.5) 2 (7.7) 1 (3.8) 4 (15.4) a Persistent 100% occlusion.
b Progression to 100% occlusion.
c Progressive nonocclusive thrombus.
No. Retreated Followed Rehemorrhage 1 2A 2B 3 Large regrowtha 22 17 4 0 1 0 4 17 Small regrowth 20 1 18 1 8 4 6 4 a One patient was too elderly.
