Intraprocedural complication | Management | Result | Clinical consequences | Stent size (mm) | Vessel mismatch (mm)* | Aneurysm characteristics |
Intrastent distal clotting | Abciximab ia | Solved | None | 4.5×20 | 1.3 | Unruptured Paraophthalmic/saccular |
Distal-end device fishmouthing due to spasm | Nimodipine ia + abciximab ia | Solved | None | 4×25 | 0.6 | Unruptured A1/saccular |
Distal-end device fishmouthing + clotting | PTA + tirofiban | Solved | None | 3.75×20 | 1.6 | Unruptured A1/saccular |
Post/periprocedural complications | ||||||
Stent thrombosis (proximal-end malapposition) 1 hour post-procedure | Tirofiban bolus + Telescoped Leo+ stent | Solved | Asymptomatic basal ganglia stroke on 24 hours CT | 3.5×25 | 0.4 | Unruptured M1/dissecting |
EVD tract hemorrhage | Eptifibatide shut off. Continue DAPT | Stable on DAPT | No neurological deficits | 4×20 (×2) | 0.2 | Ruptured Supraclinoid/blister |
Neurological deterioration 72 hours after FD | Conservative. Continue DAPT | Hemipontine stroke on DWI | Worsening on mRS (0 to 2) | 4×15 | 0.4 | Unruptured, symptomatic mid-Basilar/dissecting |
Superficial groin hematoma | Conservative. Compression | Solved | None | 4.75×25 | 1.4 | Unruptured Paraophthalmic/saccular |
Significant when §amp;gt; 1 mm.
*Difference between parent artery proximal and distal to aneurysm.
DAPT, dual antiplatelet therapy; DWI, diffusion weighted imaging; EVD, external ventricular drain; FD, flow diverter; ia, intra-arterial; mRS, modified Rankin Scale; PTA, percutaneous transarterial angioplasty.