摘要
目的探讨多层螺旋CT后处理图像对主动脉缩窄(COA)的诊断价值。方法对9例临床怀疑为主动脉缩窄(COA)的患者进行心脏CT血管成像(CTA)扫描。对扫描获得容积数据利用工作站行多平面重组及容积再现(VR)、最大密度投影(MIP)重建。结果9例患者经行主动脉CT成像检查,均确诊为COA,其中有6例合并动脉导管未闭,2例合并有室间隔缺损,1例同时合并有房、室缺。结果与手术及数字减影血管造影(digital subtraction angiography,DSA)检查结果相一致。VR及MIP图像充分显示了缩窄及侧支循环情况。结论多排螺旋CT(MSCT)二维与三维图像相结合对COA诊断和治疗方案的制定以及术后随访是一种非常有价值的无创的检查方法。
Objective To investigate the value of multi - slice spiral CT （MSCT） imaging post - processing technique to the diagnosis on eoarctation of aorta. Methods The hearts of 9 patients with doubtful coarctation of the aorta were examined by multi - slice spiral CT. The volume data of scanning were processed through multiplanar reformation （MPR）, volume rendering （VR） and maximum intensity projection （MIP）. Results 9 patients were diagnosed as coarctation of aorta through multi - slice spiral CT, containing 6 patients combined by persistent duetus arteriosus and 3 patients combined by ventrieular septal defect. These diagnostic results were consistent with those from heart operations and digital subtraction anglography （DSA） analyzer. Multiplanar reformation and volume rendering technique showed thoroughly the coarctation of aorta and collateral circulation. Conclusions Two or three dimensional reconstruction image of MSCT is an useful and atraumatic examination for diagnosis, treatment and post -operative follow up of coarctation of aorta.
出处
《中国生育健康杂志》
2008年第6期344-346,F0004,共4页
Chinese Journal of Reproductive Health
