僧帽 そうぼう べん閉鎖 へいさ不全 ふぜんじゃないです
sōbōbe n'e isa fuzenjanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 僧帽弁閉鎖不全

1. It's not mitral valve insufficiency.; It isn't mitral valve incompetence.

Negative
Polite
Casual Register
Medicine