The lung artery one closes and does not treat _'s treatment completely

The lung artery one closes and does not treat _'s treatment completely
1,The simple lung artery can not close completely, the ones that only need to prevent membrane inflammation in the bacterial heart are complicated. 2,Rely mainly on treating, leading to the fact the primary disease of the artery high pressure of lung, obstruct as relieving mitral stenosis. 3,When a backflow of serious lung artery causes the obstinate right room to be depleted, should carry on the surgery treatment to this valve.
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