目的总结先天性心脏病(简称先心病)患者外科术后房性心动过速(简称房速)的电生理机制、导管射频消融方法及结果。方法入选先心病外......

Membranous septal aneurysm (MSA) is a rare anomaly and known to cause ventricular tachycardia and atrioventricular block......