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肺动脉高压患者下腔静脉内径及多普勒血流频谱的改变及意义 被引量:5

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摘要 目的探讨肺动脉高压患者下腔静脉内径及多普勒血流频谱的改变及意义。方法应用二维及彩色多普勒超声测量10例轻度肺动脉高压患者、15例中、重度肺动脉高压患者和20例体检健康者(对照组)下腔静脉内径、塌陷指数及血流频谱,并进行比较。结果轻度肺动脉高压组及中、重度肺动脉高压组吸气末、呼气末下腔静脉内径均高于对照组(P<0.05),下腔静脉塌陷指数均低于对照组(P<0.05);中、重度肺动脉高压组下腔静脉S波、a波及S/a与对照组比较差异有统计学意义(P<0.05)。结论检测下腔静脉塌陷指数及血流频谱对预测肺动脉高压有一定临床意义。
出处 《中华实用诊断与治疗杂志》 2012年第10期1003-1005,共3页 Journal of Chinese Practical Diagnosis and Therapy
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