结果：重度MVPS患者手术、病理及电镜检查均证实为原发性二尖瓣黏液样变性，胶原、弹力纤维溶解或离断。
Result:Severe patients with MVPS were diagnosed as primary myxomatous degeneration by surgery, pathology and electron-microscope.
结果：重度MVPS患者手术、病理及电镜检查均证实为原发性二尖瓣黏液样变性，胶原、弹力纤维溶解或离断。
Result:Severe patients with MVPS were diagnosed as primary myxomatous degeneration by surgery, pathology and electron-microscope.
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