加齢かれい黄斑おうはん変性へんせいしょうだったら
kareiōhanhensei shōdattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 加齢黄斑変性症

1. If/when age-related macular degeneration…; If age-related macular degeneration were…

Tara Conditional