Hong Yang, Li Xu, Yongkang Tao, Zhimin Xu, Kefei Dou, Jinglin Zhao, Xianqi Yuan, Yanfen Zhao, Rongfang Shi, Chaomei Fan, Xiuqing Du, Naqiang Lu. Effect of arotinolol on right ventricular function in patients with dilated cardiomyopathy. J Geriatr Cardiol 2007; 4(3): 170-173.
Citation:
Hong Yang, Li Xu, Yongkang Tao, Zhimin Xu, Kefei Dou, Jinglin Zhao, Xianqi Yuan, Yanfen Zhao, Rongfang Shi, Chaomei Fan, Xiuqing Du, Naqiang Lu. Effect of arotinolol on right ventricular function in patients with dilated cardiomyopathy. J Geriatr Cardiol 2007; 4(3): 170-173.
Hong Yang, Li Xu, Yongkang Tao, Zhimin Xu, Kefei Dou, Jinglin Zhao, Xianqi Yuan, Yanfen Zhao, Rongfang Shi, Chaomei Fan, Xiuqing Du, Naqiang Lu. Effect of arotinolol on right ventricular function in patients with dilated cardiomyopathy. J Geriatr Cardiol 2007; 4(3): 170-173.
Citation:
Hong Yang, Li Xu, Yongkang Tao, Zhimin Xu, Kefei Dou, Jinglin Zhao, Xianqi Yuan, Yanfen Zhao, Rongfang Shi, Chaomei Fan, Xiuqing Du, Naqiang Lu. Effect of arotinolol on right ventricular function in patients with dilated cardiomyopathy. J Geriatr Cardiol 2007; 4(3): 170-173.
Key Laboratory of Clinical Trials Research in Cardiovascular Drugs, Ministry of Health, Clinical Pharmacology Center, Cardiovascular Institute and Fuwai Hospital, CAMS and PUMC, Beijing 100037, China
Beijing Nuclear Industry Hospital, Beijing 100042, China.
Objective Dilated cardiomyopathy (DCM) is generally considered to be accompanied by both left and right ventricular dysfunction, but most studies only analyze the left ventricular function. In this study, we evaluated the effect of arotinolol on right ventricular function in patients with DCM. Methods Right ventricular ejection fraction (RVEF) and right ventricular diameter (RVD) were measured by two-dimensional echocardiography (2-DE) in 33 DCM patients; RVEF measured by first-pass radionuclide angiography (FPRA) was compared with that by 2-DE. Results The treatment with arotinolol for one year resulted in a reduction in the right ventricular diameter (baseline, 23.0±8.3 mm vs after one-year treatment, 20.7±5.4 mm; P=0.004 ) and an associated increase in ejection fraction (baseline, 36.9±10.3% vs after one-year treatment, 45.8±9.6%; P < 0.001 ); there is a high correlation between the 2-DE method and radionuclide ventriculographic method. The correlation coefficient is 0.933 (P<0.001). Conclusion Arotinolol therapy could not only improve left ventricular function, but also improve right ventricular function in DCM patients.