Preoperation | Operation | Postoperation | ||||||
Period from CAS to recurrent symptom (month) | Degree and location (restenosis) | Degree and location (contralateral) | Period from CAS to operation (month) | Complication postoperative | Postoperative CTA period <7 days | Follow-up time (month) | Recurrent restenosis | |
1 | 51 | 70% R-in-stent | 0% LICA | 54 | Dissecting aneurysm | Well | 45 | None |
2 | 1 | 70% L-dis-stent | 50% RICA | 24 | None | Well | 43 | None |
3 | 18 | 80% L-in-stent | 50% RICA | 36 | Dissection and hypoglossal nerve palsy | Well | 31 | None |
4 | 1 | 90% R-dis-stent | 0% LICA | 2 | None | Well | 24 | None |
5 | 5 | 90% L-dis-stent | 100% RICA | 6 | Hyperperfusion | Well | 26 | None |
6 | 7 | 70% L-in-stent | 0% RICA | 10 | None | Well | 17 | None |
7 | 17 | 90% L-in-stent | 100% RICA | 26 | None | Well | 15 | 90% |
8 | 6 | 90% L-in-stent | 0% RICA | 37 | None | Well | 11 | None |
9 | 7 | 90% L-in-stent | 90% RICA | 8 | None | Well | 54 | Died |
10 | – | 90% R-pro-stent | 0% LICA | 4 | None | Well | 4 | None |
CAS, carotid artery stenting; CTA, CT angiography; L-dis-stent, left restenosis on the border between the distal end of stent and internal carotid artery; LICA, left internal carotid artery; R-dis-stent, right restenosis on the border between the distal end of stent and internal carotid artery; RICA, right internal carotid artery; R-in-stent, right inner stent restenosis; R-pro-stent, right restenosis on the border between the proximal end of stent and internal carotid artery.