Radiation Dose Reduction and Coronary Assessability of Prospective Electrocardiogram-Gated Computed Tomography Coronary Angiography

Takao Maruyama,Masanori Takada,Toshiaki Hasuike,Atsushi Yoshikawa,Eiji Namimatsu,Tohru Yoshizumi

Journal of the American College of Cardiology（2008）

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摘要

Conclusions MDCT-CA by prospective gating showed equivalent coronary assessability and diagnostic accuracy with decreased radiation dose in comparison with a retrospective ECG-gated helical scan with tube current modulation.

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关键词

CT coronary angiography,dose reduction,prospective gating,step-and-shoot

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