Correlation between catheter and MR angiographic findings

Catheter AngiographyTOF MR Angiography
Proximal SideDistal Side
PatientAge/ SexTIMI GradingPrePostPrePost
161/MVA stenosis*22222
271/MVA stenosis*12222
388/FM1 stenosis12222
451/MC2 stenosis10202
585/MBA embolism1022†2
649/MM1 occlusion02201
768/FM2 occlusion02202
859/FVA occlusion*00202
972/MC4 occlusion00202
1073/MM2 occlusion00202
1177/MM1 occlusion00202
1263/FM2 occlusion00202
1361/FM2 occlusion002––

  • Note:—VA indicates vertebral artery; Pre, precontrast; Post, postcontrast; BA, basilar artery; M1, horizontal segment of the MCA; M2, insular segment of the MCA; C2, C2 segment of the ICA; C4, C4 segment of the ICA;

  • * , with contralateral VA occlusion;

  • † , cross-flow via posterior communicating artery; –, vessel distal to the occlusion was not included in the scanning range.