だい動脈 どうみゃく べん閉鎖 へいさ不全 ふぜん しょうじゃなかった
daidōmyakube n'e isa fuzen shōjanakatta

Noun
Da Copula

The past negative form of 大動脈弁閉鎖不全症

1. Was not aortic valve insufficiency.; Was not aortic regurgitation.

Past/Perfective
Negative
Medicine