流行 りゅうこう せい結膜 けつまく えんだったら
ryūkō sei ketsumakuendattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 流行性結膜炎

1. If/when it's epidemic conjunctivitis.; If/when it is conjunctivitis (epidemic).

Tara Conditional
Medicine