Anatomic distribution of LVOs
| Location of LVO | No. (%) | No. of Missed LVOs at Initial CTA Evaluation (%) |
|---|---|---|
| Distal intracranial carotid artery | 1 (1.2%) | 0 (0%) |
| Distal intracranial carotid artery and M1 segment | 10 (11.9%) | 0 (0%) |
| Distal intracranial carotid artery and M2 segment | 1 (1.2%) | 0 (0%) |
| M1 segment | 31 (36.9%) | 3 (17.6%) |
| M2 segment | 40 (47.6%) | 14 (82.4%) |
| A1 segment | 1 (1.2%) | 0 (0%) |
| A2 segment | 0 | 0 (0%) |