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用核素门控心血地显像对20例拟行射频消融术的预激综合征(WPW)患者进行平面时相分析,其中14例加做断层时相分析。用平面和断层时相分析对WPW旁道进行定位,并分别同射频消融术所证实的旁道定位和心电图的旁道定位对比。结果表明,核素时相分析对分道定位有较高的准确率,断层时相分析优于平面时相分析和心电图,核素时相分析还展示了“潜在性”旁道和多旁道定位的能力,能为射频消融术提供更多有价值的信息。
Radionuclide gated imaging of 20 patients scheduled for pre-excitation radiofrequency ablation WPW patients were analyzed by plane phase analysis, of which 14 cases plus fault phase analysis. The WPW bypass was located by plane and tomographic phase analysis, and compared with the bypass positioning confirmed by radiofrequency ablation and the bypass positioning of ECG. The results show that the nuclide phase analysis has a higher accuracy of the lane-splitting localization, the fault phase analysis is superior to the planar phase analysis and the electrocardiogram, and the nuclide phase analysis also shows “potential” and multi-lateral The ability to locate provides more valuable information for radiofrequency ablation.