超声心动图在心脏再同步化治疗中的应用现状和进展_曹睿.pdfVIP

# 234# 2009 1 15 2 M edicalR ecapitulate, Ja 2009, Vo.l 15, No. 2 v 曹 睿 (), 吴 棘( ) (, 530021) : R541. 6; R445. 1 : A : 1006-2084( 2009) 02-0234-04 :心脏再同步化治疗( CRT) 已经成为对于严重心力衰竭及内科难治性心力衰竭患者的一种 \ 可选 性治疗方法, 几项较大的研究已经证明了 CRT 的有效性CRT 的治疗机制是改善房室同步 130 ms 性室间同步性和室内同步性超声心动图( ECG )尤其是各种新技术在准确评估心脏机械不同步运 , CRT 动的部位范围及程度方面均具有重大作用现详细介绍二维M 型及脉冲多普勒 3种传统 ECG 技 [ 5] 术和组织多普勒成像二维斑点追踪成像和三维全容积等新技术如何评价心脏机械同步性ECG 在 为 CRT筛选合适患者, 优化起搏程序, 评价并随访疗效等方面具有重要临床意义 1. 3 : 超声心动图; 机械同步性; 心脏再同步化治疗; 心力衰竭 , Advances in Echocardiography on Card iac Resynchronization Therapy CAO Ru,i WU J .i (D ep artm ent of Ultrasonograp hy, th eF irstAff iliatedH osp ita l of Guang iM ed ical University,N anning 530021, Ch ina) Abstract: Cardiac resy chro izatio therapy ( CRT ) has becam e a alter ative treatm e t i patie ts w ith severe m edically refractory heart failure i rece t years. Several large studies have dem o strated the ef- fective ess of CRT, w hich ca mi prove the atriove tricular, i terve tricular, a d i trave tricular dyssy chro- y. E chocardiography plays a mi porta t role i precise assessm e t locatio , ra ge a d degree of cardiacm e- cha ical dyssy chro y. This article i troduce a series of traditio al a d ovel tech ique of echocardiography, i cludi gM m odel, pulsew ave Doppler, tissue Doppler mi agi g, speckle tracki g mi ag i g a d three-dmi e - , sio al full volum e. E chocardiography show s mi porta t cli ical m ea i g i searchi g suitable patie ts for \40 ms CRT, optmi izi g AV a dVV delay, evaluati g a d follow i g up effect of CRT.