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电子束CT 测定对冠心病患者心功能的评价
Authors
姚尖平
张 希
王治平
Publication date
1 January 2002
Publisher
Editorial Office of Journal of Sun Yat-sen University
Abstract
【目的】探讨电子束CT(EBCT)测定心功能的价值。【方法】通过分别对15 例冠心病患者行EBCT 和X 线心室 造影检查, 测定心功能指标:左室舒张末容积(LVEDV)、左室收缩末容积(LVESV)、每搏输出量(LVSV)、左心室射血分数 (LVEF)和左心室壁运动计分(LVWMS), 比较两者的相关性和差异性。EBCT 还分别测出15 例患者的心肌质量。【结果】EBCT 测定的LVEDV、LVESV 、LVSV 及LVEF 与X 线心室造影比较, 具有良好相关性(r =0.823 ~ 0.887 , P =0.006 ~ 0.008 <0.01), 但两者之间存在一定的差异性(t =3.40 ~ 5.12 , P =0.020 ~ 0.038 <0.05)。两种方法测定的LVWMS 具有显著的 相关性(r =0.940 , P 0.05)。EBCT 还测出了15 名冠心病患者的心 肌质量为(111 ±33)g 。【结论】EBCT 是一种无创准确、用途广泛的检测心功能影像技术,
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Last time updated on 15/10/2024