冠状动脉自体骨髓CD34+干细胞移植治疗心绞痛:随机对照临床分析

被引:9
作者
王世宏
崔俊玉
路敏
王显
李晓明
谭琛
张健
赵怀兵
机构
[1] 解放军北京军区总医院心肺血管病中心
关键词
CD34+细胞; 骨髓干细胞; 冠状动脉; 心绞痛;
D O I
暂无
中图分类号
R541.4 [冠状动脉(粥样)硬化性心脏病(冠心病)];
学科分类号
1002 ; 100201 ;
摘要
背景:大量基础和临床研究结果提示,骨髓CD34+干细胞具有明显的促进血管新生作用。经作者查新检索,目前国际上仅有1篇小样本心腔内注射骨髓CD34+干细胞治疗心绞痛的报道。目的:评价冠状动脉内CD34+干细胞移植治疗心绞痛的安全性和有效性。设计:回顾性病例分析。对象:选取2007-07/2008-07解放军北京军区总医院心内科住院的32例心绞痛患者,按患者意愿分为治疗组和对照组,移植前1个月内均无急性心肌梗死病史,心绞痛加拿大心血管学会分级为Ⅱ~Ⅳ级,两组患者基线资料比较无统计学差异(P>0.05)。方法:治疗组患者在接受最佳药物治疗的基础上,于常规PCI术后,行冠状动脉内自体骨髓CD34+干细胞移植,于冠状动脉病变近端注入CD34+干细胞悬液15mL,细胞数为(1.0~6.1)×106。对照组患者仅接受最佳药物治疗和导管置入。主要观察指标:移植后两组患者的疗效指标比较及心肌血液灌注情况。结果:骨髓干细胞移植后,治疗组心绞痛发作频率、硝酸甘油的用量、运动时间及加拿大心血管学会心绞痛分级等各项疗效指标均明显优于对照组(P<0.001~0.05),且移植后6个月时的治疗效果优于移植后3个月。移植后6个月,治疗组患者心肌灌注缺损面积明显小于对照组(P<0.01)。随访6个月内,未观察到因冠状脉动脉内注射而导致的心肌梗死、心肌酶升高、心肌穿孔、心包积液、室性心动过速或室颤等严重不良事件发生。结论:冠状动脉内注射自体骨髓CD34+干细胞后,可显著改善心绞痛患者心肌血液灌注,安全有效。
引用
收藏
页码:2623 / 2626
页数:4
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