冠状动脉CTA图像判读.ppt
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2011-08-12,冠状动脉CTA图像判读,胜利油田中心医院CT检查科宋殿行,2011-08-12,Ao,aorta,主动脉;LM,leftmaincoronaryartery,左主干;LCX,leftcircumflexartery,左旋支;RCA,rightcoronaryartery右冠;RVOT,rightventricularoutflowtract,右室流出道;D1,firstdiagonalbranch,第一对角支;MO,marginalobtusebranch,钝缘支;LA,leftatrium.左房,2011-08-12,RCA,rightcoronaryartery,右冠状动脉LAD,leftanteriordescending,前降支LCX,leftcircumflexartery,回旋支PDA,posteriordescendingartery,后降支PL,posterolateralbranch,后侧支D1,firstdiagonalbranch,第一对角支D2,seconddiagonalbranch,第二对角支,2011-08-12,CCTA常用图像重组方法及比较,张兆琪,心血管疾病64排CT诊断学,人民卫生出版社,2008,2011-08-12,VR图,2011-08-12,右冠RCA,2011-08-12,前降支LAD,2011-08-12,回旋支LCX,2011-08-12,平铺图及MIP,2011-08-12,冠脉分段,2011-08-12,Raffetal.JofCardiovasComputTomogr,2009,3:
122-136,2011-08-12,狭窄(直径)程度分级,SCCT推荐,正常:
无斑块及狭窄轻微狭窄:
狭窄25%轻度狭窄:
狭窄25-49%中度狭窄:
狭窄50-69%重度狭窄:
狭窄70-99%闭塞:
狭窄100%,正常:
无斑块及狭窄轻度:
狭窄39%中度:
狭窄40-69%重度:
狭窄70-99%闭塞:
狭窄100%,Budoffetal.CardiacCTImaging:
DiagnosisofCardiovascularDisease(2nd,2010),107,2011-08-12,斑块范围的描述,局限性,累及血管长轴范围1cm节段性,累及血管长轴范围1cm3cm弥漫性,累及血管长轴范围3cm,2011-08-12,斑块性质的界定,钙化性斑块钙化成分20%非钙化斑块钙化成分20%混合性斑块钙化成分20%80%,KorosoglouG,etal.EurRadiol(2010)20:
18411850,2011-08-12,钙化斑块,管腔无狭窄,2011-08-12,局限性轻度狭窄,混合斑块,2011-08-12,局限性约中度狭窄,非钙化斑块,2011-08-12,弥漫性非钙化斑块;局部重度狭窄,非钙化斑块,2011-08-12,弥漫性中度狭窄混合性斑块,2011-08-12,弥漫性重度狭窄混合性斑块,2011-08-12,局限性闭塞非钙化斑块,2011-08-12,弥漫性闭塞非钙化斑块,RCA中段支架置入术后,2011-08-12,心脏搏动伪影,2011-08-12,呼吸伪影,2011-08-12,呼吸伪影,2011-08-12,谢谢,