Characteristics of retreated aneurysms according to size, location and neck size
| Patient | Localization | Max DNR | Mean width | RR grade before retreatment | Timing of retreatment (months) | Retreatment modality | Complications after retreatment |
| 1 | PCom | 1.50 | 5.9 | II | 4 | Flow diverter | None |
| 2 | MCA bifurcation | 2.38 | 9.8 | III | 10 | Coils and stent | Headache |
| 3 | ACom | 1.69 | 7.5 | III | 4 | Coils and stent | None |
| 4 | MCA bifurcation | 1.61 | 10.7 | III | 7 | Coils and stent | Acute stent thrombosis during retreatment with coils+stent. Treatment with tirofiban bolus and infusion. Resolved without sequelae |
| 5 | ACom | 1.92 | 11.23 | II | 10 | Coils and stent | None |
| 6 | ACom | 2.49 | 6.4 | III | 10 | Coils | None |
ACom, anterior communicating artery; DNR, dome to neck ratio; MCA, middle cerebral artery; PCom, posterior communicating artery; RR, Raymond–Roy.