はい動脈 どうみゃく べん狭窄 きょうさく しょうでしょう
haidōmyakubenkyō sakushōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 肺動脈弁狭窄症

1. Probably pulmonary valve stenosis.

Polite
Presumptive
Conjecture