结论：P BM V术后可保持较好的远期疗效，不失为治疗风湿性二尖瓣狭窄的有效方法。
Conclusion: as a treatment for appropriate patients with mitral stenosis, PBMV has good long-term results.
观察36例经皮球囊导管二尖瓣分离术治疗的二尖瓣狭窄患者，发现其术后瓣口面积的大小。
The mitral valve area (MVA) after percutaneous balloon catheter mitralcommissurotomy (PBMC) was assessed in 36 patients with mitral stenosis.
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