僧帽そうぼうべん閉鎖へいさ不全ふぜんではありませんでした
sōbōbe n'e isa fuzendewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 僧帽弁閉鎖不全

1. Was not mitral valve insufficiency.; Was not incomplete mitral valve closure.

Past/Perfective
Negative
Polite
Formal Register
Medicine