Retinal detachment: Doctors fight for Schlager star's eyesight. Dunja Rajter (78) achieved her breakthrough as an actress and pop singer in the 60s and 70s.

She is known for songs like “What’s in it?” or “Salem Aleikum” Now the 78-year-old is struggling with a health problem - and is even in danger of going blind. The pop singer only has 33 percent vision in her right eye.