Table 2:

Angiographic features of traumatic lesions of the vertebral artery

Patient No.	Type	Arterial feeders	Venous Drainage
1	AVF + pseudoaneurysm	Left vertebral, ECA	Vertebral vein, IJV; Asc, Desc
2	AVF	Left vertebral	Epidural plexus; Asc, Desc
3	AVF	Left vertebral	Vertebral vein; Desc
4	AVF + pseudoaneurysm	Right vertebral	Perimedullary plexus; Asc, Desc
5	AVF + pseudoaneurysm	Left vertebral	IJV; Asc, Desc
6	AVF	Right vertebral	Vertebral vein, IJV; Desc
7	AVF + pseudoaneurysm	Left vertebral, ECA	IJV; Asc
8	AVF + pseudoaneurysm	Left vertebral	Vertebral vein, IJV; Asc, Desc
9	Pseudoaneurysm	Right vertebral	None
10	AVF + pseudoaneurysm	Left vertebral, muscular branch	Vertebral vein; Asc
11	Pseudoaneurysm	Right vertebral	None
12	AVF	Right vertebral	Vertebral vein, IJV, epidural plexus; Desc
13	AVF	Right vertebral	IJV, perimedullary plexus; Asc, Desc
14	AVF	Right vertebral	Vertebral vein; Desc
15	AVF	Left vertebral	Vertebral vein; Asc, Desc
16	AVF	Right vertebral, thyrocervical trunk	Perimedullary plexus; Asc, Desc
17	AVF	Left vertebral	IJV, epidural plexus; Desc
18	AVF + pseudoaneurysm	Left vertebral	Perimedullary plexus, dural sinus; Asc

Note:—ECA indicates external carotid artery; IJV, internal jugular vein; Asc, ascending; Desc, Descending; AVF, arteriovenous fistula.