Table 2.

Efficacy and Safety.

	DAVF		Efficacy		Complications
Patient	Cognard classification	Location	Immediate posttreatment angiographic result	DSA FUP (9–12 months)	Intraprocedural	Periprocedural (1–30 days)	Delayed (>30 days)
1	IV	Left transverse sinus	Complete occlusion	Complete occlusion	No	Seizure	.
2	IIb	Left transverse sinus	Complete occlusion	Complete occlusion	No	No	No
3a	IIb	Right transverse sinus	Partial occlusion	Complete occlusion	No	No	No
			Complete occlusion		No	No	No
4	IV	Left transverse sinus	Complete occlusion	Complete occlusion	No	No	No
5	IV	Vein of Galen	Complete occlusion	Complete occlusion	No	No	No
6	IIb	Left transverse sinus	Complete occlusion	Complete occlusion	No	No	No
7	IIb	Occipital sinus	Partial occlusion	Complete occlusion	No	No	No
8	III	Straight sinus	Complete occlusion	Complete occlusion	No	No	No
9	III	Crista galli	Complete occlusion	Complete occlusion	No	No	No
10	IV	Straight sinus	Complete occlusion	Relapse	No	No	No
11	III	Left transverse sinus	Complete occlusion	Complete occlusion	No	Transient facial palsy	No
12	III	Crista galli	Complete occlusion	N/A	No	No	No
13	IV	Left sphenoparietal sinus	Complete occlusion	N/A	No	No	No
14	IV	Left transverse sinus	Complete occlusion	Complete occlusion	No	No	No
15	III	Vein of Labbe	Complete occlusion	Complete occlusion	No	No	No
16	III	Straight sinus	Complete occlusion	Complete occlusion	No	No	No
17	III	Right transverse sinus	Complete occlusion	Relapse	No	No	No
18	III	Left transverse sinus	Complete occlusion	N/A	No	No	No
19	IV	Torcula	Complete occlusion	N/A	No	No	No

^aThe patient underwent a two-stage treatment.