Cardiovascular Images Clinical Usefulness of Dual-Energy Cardiac Computed Tomography in Acute Coronary Syndrome Using a Dual-Layer Spectral Detector Scanner Taiki Nishihara, MD; Seitaro Oda, MD, PhD; Daisuke Sueta, MD, PhD; Yasuhiro Izumiya, MD, PhD; Koichi Kaikita, MD, PhD; Kenichi Tsujita, MD, PhD; Daisuke Utsunomiya, MD, PhD; Takeshi Nakaura, MD, PhD; Yasuyuki Yamashita, MD, PhD n 80-year-old woman visited a local hospital because and 28.2%, respectively, which indicated severe myocardial Aof exertion-induced chest discomfort that lasted several damage in the infarcted segment (Figure 2D and 2E). The minutes. Although no significant ST-segment changes were dual-energy analysis for LIE and ECV assessments requires observed in an ECG, her troponin-I levels were high. Thus, she a processing time of ≈5 minutes of nearly a real-time evalua- was suspected of having ischemic heart disease and was trans- tion. We diagnosed acute myocardial infarction in the diagonal ferred to our university hospital. She had a history of hyper- branch region with high confidence levels. On the next day, tension and was taking antihypertensive drugs, but there had cardiac magnetic resonance imaging was performed on a 3.0-T been no chest symptoms. She had no symptoms at the time of magnetic resonance imaging scanner (Ingenia 3.0
Circulation: Cardiovascular Imaging – Wolters Kluwer Health
Published: Feb 1, 2018
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