Presurgical localization of the artery of Adamkiewicz with time-resolved 3.0-T MR angiography.

Purpose: To evaluate the use of time-resolved magnetic resonance (MR) angiography in the presurgical localization of the artery of Adamkiewicz prior to reimplantation of the feeding intercostal artery, lumbar artery, or both during aortic aneurysm repair.

Materials And Methods: This institutional review board-approved retrospective study included 68 patients (36 men, 32 women) who underwent time-resolved spinal MR angiography (0.2 mmol per kilogram of body weight gadobenate dimeglumine administered at a rate of 2.