arrhythmia news 011

• 1. Tsu-Juey Wu (Taiwan Heart Rhythm Society)(Taiwan Heart Rhythm Society) 1004110041505022222626 886-2-23821528 www.thrs.org.twwww.thrs.org.tw I S S NI S S N 2 2 2 3 - 0 1 3 02 2 2 3 - 0 1 3 0 Yenn-Jiang LinYenn-Jiang Lin Kuo-Hung LinKuo-Hung Lin Cheng-Hung LiCheng-Hung Li Shuenn-Nan ChiuShuenn-Nan Chiu Wen-Chin TsaWen-Chin Tsa Shih-Tsung ChengShih-Tsung Cheng Tze-Fan ChaoTze-Fan Chao Hung-Yu ChangHung-Yu Chang Shih-Chung HuangShih-Chung Huang Jan-Yow ChenJan-Yow Chen Po-Ching ChiPo-Ching Chi Bien-Hsien HuangBien-Hsien Huang Wei-Hua TangWei-Hua Tang Shan-Huei HuangShan-Huei Huang Hung-Ta WoHung-Ta Wo 886-6-2-23821528886-2-23821528 Sep. 2013 VOL. 011011 Ts -u-JuJuJ eyey WWWuuTsu-Juey Wu Sep. 2Sep. 2Arrhythmia NewsArrhythmia News P1 P1 MRI conditional P2 P3 Dronedarone P4 Cryoablation P4 P5 EKG of the month P6 P7 P10 P11 (APHRS 2012) (APHRS 2013) Arrhythmia News MRI conditional Magnetic Resonance Imaging, MRI MRI conditional

2. Taiwan Heart Rhythm Society1029THRS VOL.0112 201391 Promising results from lead-free pacemaker - Matthew Bonner '' 1 cc ) 10 16 ( )R ( ) 0.24R EUROPACEMeta- analysis shows no impact on mortality for defibrillation threshold test in ICD patient (ICD)Defibrillation threshold test (DFT) (ICD) (DFT) DFT 33% 68%DFT Stavos StavrakisICD DFTStavrakis MEDLINEEMBASE 5020ICDDFT 3,068DFT1,952DFT DFT DFT DFTDFT (risk ratio [RR] = 0.94, 95% CI = 0.74-1.21, P=0.65) (RR = 1.19, 95% CI programmer DOO modeoutput 7cmx5cmMRI DOO mode MRI conditional dual chamber single chamber 1.5T(Tesla)SAR() 2W/kg 4W/kg Cardiac Resynchronization Therapy, CRTImplantable Cardioverter Debrillator, ICD 3. Taiwan Heart Rhythm Society1029VOL.011 3THRS = 0.85-1.68, P=0.30) Stavrakis 24DFT DFT DFT DFT ICD Stavrakis DFT (CRT) CRT: No benet, even harm, in narrow QRS heart failureCRT QRSEchoCRT 130QRS Johannes Holzmeister CRTEchoCRT CRT QRS QRS QRS120 CRT The Echocardiography Guided Cardiac Resynchronized Therapy (EchoCRT) CRT QRS NYHA 809LVEF 35%35% 11CRT (n = 404)n = 405)CRT 11519.4 CRT28.7% 25.2%CRT11.1%vs.6.4% CRT9.2%4.2% CRT QRS130130 CRT Dronedarone Amiodarone 13-19 Dronedarone 2009NEJM ATHENA trial 3 37 551 4628(paroxysmal) (persistent) Dronedarone 400mg BID21 Dronedarone placebo (HR = 0.74, 95% CI = 0.67-0.82, P