Method Using the myocardial contrast echography (MCE), PTSMA was performed in six patients over 60 years old with HOCM.

方法对6 0岁以上的6例老年hocm患者施行心肌声学造影指导下的经皮室间隔心肌消融术治疗。

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Objective: to compare the effects of percutaneous transluminal septal myocardial ablation (PTSMA) with septal myectomy in patients with obstructive hypertrophic cardiomyopathy (OHCM).

目的：对比评价经皮经腔间隔心肌消融术(消融)与室间隔部分切除术(手术)治疗梗阻性肥厚型心肌病(OHCM)的疗效。

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