Their son, Dietmar, suffered all his life from muscular dystrophy. For the last seven years before his death in November 2002, Dietmar needed care and attention around the clock.
پدر و مادرش برای رسیدگی بهتر از او در خانه تجهیزات پزشکی تهیه نمودند و دورهٔ آموزشی گذراندند .‏