1、关注非肺静脉触发灶关注非肺静脉触发灶PVLALighter(trigger)Wood(substrate)心房颤动的可能机制心房颤动的可能机制Non-PV95%from PV Shih-Ann Chen,et al心房内触发灶心房内触发灶CTCT下端触发灶下端触发灶房早和短阵房速房早和短阵房速AT to AF房早时腔内电图房早时腔内电图房速时腔内图房速时腔内图靶点图消融影像靶点图消融影像消融成功后的窦性心律消融成功后的窦性心律室上性快速性心律失常与房颤室上性快速性心律失常与房颤LAP-SVT AF普罗帕酮普罗帕酮上腔静脉触发或驱动房颤上腔静脉触发或驱动房颤右上肺静脉内记录到远场的上腔静脉触发灶
2、右上肺静脉内记录到远场的上腔静脉触发灶SVC上腔静脉内快速异常电活动上腔静脉内快速异常电活动上腔静脉隔离上腔静脉隔离AF recurrence（LASSO in SVC）RALASVCAF terminates during RF ablation with SVC potential delayedSVC potential gone左上腔静脉触发房颤左上腔静脉触发房颤PV mapping：no PVPLPVRPVLSVC-Potential recoveredLSVC isolationPost PV/LSVC isolation:AT？AF?CL:164435msEnSite-Array
3、 mapping in LA：Multi-Exit pointsAT?/AF?：Lasso in LSVCCatheter ablation failed by conventional mapping95msMulti-Geometry making and LSVC Activation MappingVAAT terminates during ablationA SSAS A SSNRAPAC/ATLA/LSVC Venography-LAOTarget point in LSVC-LAOABLCSLAALSPVarrayLSVCLIPVLA/LSVC Venography-RAOTarget point in LSVC-RAOLAALSPVABLCSLSVC
