離断 りだん せい こつ軟骨 なんこつ えんでしょう
ri dan seikotsunan kotsuendeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 離断性骨軟骨炎

1. Probably osteochondritis dissecans.

Polite
Presumptive
Conjecture
Medicine