ChronicPrimaryMitralRegurgitationPart1
慢性原发性二尖瓣反流第1部分
Inthelastarticlewehadageneraldiscussionconcerningmitralvalveregurgitation.Inthisarticle,wewillfocusonprimarymitralvalveregurgitation.Inlaterarticleswewilllookatthedifferentechocardiographicparametersandthedifferentsurgicalindicationsforprimaryversussecondarymitralregurgitation.
在上一篇文章中,我们对二尖瓣返流进行了一般性讨论。在这篇文章中,我们将重点讨论原发性二尖瓣反流。在后面的文章中,我们将探讨原发性和继发性二尖瓣反流不同的超声心动图参数和手术指征。
Themitralvalveapparatusconsistsofthemitralannulus,anteriorandposteriormitralvalveleaflets,thechordaetendineae,theanterolateralandposteromedialpapillarymusclesandtheleftventricularmyocardiumunderlyingthepapillarymuscles.Primarymitralregurgitationcanbedescribedasaproblemwiththemitralvalveleafletwhilesecondarymitralregurgitationisdescribedasaproblemofventricularremodelingsecondarytochronicdisease.
二尖瓣器由二尖瓣环、二尖瓣前叶和后叶、腱索、前外侧和后内侧乳头肌以及乳头肌下的左心室心肌组成。原发性二尖瓣关闭不全可认为为二尖瓣叶的问题,而继发性二尖瓣关闭不全认为继发于慢性疾病的心室重构问题。
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