undiagnosed造句 (31) According to Krakow, undiagnosed and untreated sleep disorders are probably the greatest cause of daytime fatigue and sleepiness. (32) That's an important oversight, since undiagnosed depression is linked to higher risk for diabetes, heart disease, and other chronic health conditions, plus suicide. (33) Theories: 1) Fat causes undiagnosed diabetes, which is bad for the baby.