Table 3:

Treatment and follow-up of dissections and dissecting aneurysms

Treatment and Follow-UpData
Treatment method (initial)
    Stent only44 (88.0%)
    Coils only2 (4.0%)
    Combination stent and coils4 (8.0%)
Stent therapy
    Single31 (64.6%)
    Multiple17 (35.4%)
Result (immediate)
    Complete luminal restoration/pseudoaneurysm occlusion25 (50.0%)
    Acceptable luminal restoration/minimal pseudoaneurysm filling25 (50.0%)
    Persistent high-grade stenosis (<30%)0
Complications
    Stent occlusion1 (2.0 %)
    Stent-related pseudoaneurysm1 (2.0%)
    Transient weakness2 (4.0%)
    Transient visual loss1 (2.0%)
Follow-up imaging (No. of exams)
    CTA64
    MRA17
    Conventional angiogram23
Follow-up imaging (No. of patients)
    CTA or MRA39 (83.0%)
    CTA and MRA9 (9.0%)
    Conventional angiogram15 (31.9%)
    No follow-up7 (14.9%)
Retreatment
    Injuries requiring repeat treatment3 (6.0%)
    Average time to retreatment (wk)3
Initially untreated injuries requiring treatment on follow-up21 (42.0%)
    Initial Grade 2a3 (14.3%)
    Initial Grade 3a18 (85.7%)
Average time to treatment for initially untreated injuries (wk)5