超声医学_循环系统练习题

试卷预览

• 11左心室血栓常见于

  A.左房扩大

  B.肺动脉高压

  C.右室容量负荷过重

  D.心尖部梗死

  E.左室肥厚

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• 12持续性心房纤颤时，二尖瓣口血流频谱特点是

  A.A峰大于E峰

  B.E峰大于A峰

  C.A峰等于E峰

  D.A峰消失，呈单峰

  E.E峰大于2倍A峰

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• 13Which type of arial septal defect is the most common

  A.patent foramen Ovale

  B.sinus venosus

  C.ostium primum

  D.ostium secundum

  E.Lutembacher syndrome

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• 14Tetralogy of Fallot consists of the followings except

  A.pulmonary valve stenosis

  B.right ventricular hypertrophy

  C.atrial septal defect

  D.ventricular septal defect

  E.right ventricular outflow tract stenosis

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• 15Which view of the followings is the best for diagnosis of aortic coarctation

  A.subxiphoid view

  B.right parasternal view

  C.apical five chamber view

  D.left parasternal view

  E.suprasternal view

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• 16In rheumatic mitral stenosis，the common locations of mitral valve fusion lesions are exclusive of

  A.mitral valve commissurae

  B.tip of mitral leaflet

  C.root of mitral leaflet

  D.chordae tendineae

  E.combination of commissurae and chordae tendineae

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• 17A ruptured aneurysm of the aortic sinus is probably occurred in the following options，choose one of best answer

  A.pericardium

  B.left ventricle

  C.left atrium

  D.right atrium

  E.right ventricle

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• 18患者男，12岁。胸骨左缘第2〜3肋间可闻及收缩期4/6级杂音，肺动脉瓣区第二心音减弱。超声心动图所见：右室增大，肺动脉主干明显增宽，肺动脉瓣口血流束明显变窄，流速加快，Vmax等于4.5m/s。该患者最可能的诊断是

  A.动脉导管未闭

  B.右室流出道狭窄

  C.肺动脉瓣狭窄

  D.肺动脉瓣上狭窄

  E.室间隔缺损

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• 19患者，女，23岁。因自幼口唇发绀就诊，有杵状指，查体示胸骨左缘2、3肋间收缩期4/6级杂音，超声心动图示膜周部大室间隔缺损，主动脉骑跨于室间隔上约50%，右室壁肥厚，肺动脉瓣狭窄，跨瓣压差为108mmHg，此患者最符合的诊断为

  A.房间隔缺损

  B.双腔右心室

  C.室间隔缺损合并艾森门格综合征

  D.右室双出口

  E.法洛四联症

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• 20患者，男，18岁。查体：主动脉瓣听诊区闻及舒张早中期高频、叹气样递减性杂音，向心尖区传导，超声心动图显示舒张期主动脉瓣呈吊床样脱入左心室流出道，超过主动脉瓣根部附着点的连线以下。请指出以下哪项诊断最正确

  A.主动脉瓣关闭不全

  B.主动脉瓣狭窄

  C.主动脉瓣脱垂

  D.主动脉瓣二瓣化畸形

  E.主动脉瓣赘生物形成

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