自己 じこ免疫 めんえき不全 ふぜんでしょう
jikomen'eki fuzendeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 自己免疫不全

1. Probably autoimmune.; Possibly an autoimmune disorder.

Polite
Presumptive
Conjecture