Internal carotid artery stenosis or occlusion: study of collateral circulation pathways on DSA and MRA / 中华放射学杂志

ABSTRACT

0.05). Conclusion DSA is highly valuable for the evaluation of collateral pathways of ICA stenosis or occlusion, and it is necessary for preoperative examination. MRA is a non-invasive angiographic method and can evaluate collateral circulation in both morphology and function, and can be the preferred method for the disease.