若年 じゃくねん認知 にんち しょうではありませんでした
jakunenninchi shōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 若年認知症

1. Was not young-onset dementia.; Was not early-onset dementia.

Past/Perfective
Negative
Polite
Formal Register
Medicine