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Ann Vasc Dis. 2015;8(4):337-9. doi: 10.3400/avd.cr.15-00080. Epub 2015 Nov 27.

Preoperative Assessment of High-Risk Aortic Plaque by Magnetization-Prepared Rapid Acquisition with Gradient-Echo Imaging in a Patient with Total Arch Replacement.

Annals of vascular diseases

Yoshimasa Seike, Kenji Minatoya, Hiroaki Sasaki, Hiroshi Tanaka, Tatsuya Itonaga, Tatsuya Oda, Yosuke Inoue, Teruo Noguchi, Hatsue Ishibashi-Ueda, Junjiro Kobayashi

Affiliations

  1. Department of Cardiovascular Surgery, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan.
  2. Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan.
  3. Department of Pathology, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan.

PMID: 26730264 PMCID: PMC4691513 DOI: 10.3400/avd.cr.15-00080

Abstract

We present a case of a 70-year-old male who underwent surgical repair of an aortic arch aneurysm. Preoperative assessment of high-risk aortic plaque was performed using magnetization-prepared rapid acquisition with gradient-echo (MPRAGE) imaging. This preoperative image was compared with a histological analysis of plaque specimens from the aortic arch and neck vessels. A high signal intensity on MPRAGE images coincided with intraplaque hemorrhage. MPRAGE, which could detect a fragile plaque in the aorta, could be a powerful modality to prevent intraoperative stroke during cardiovascular surgery.

Keywords: aortic plaque; magnetic resonance imaging; preoperative care

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