In June 1969 she developed bone cancer, and her left leg was amputated up to the hip.

At the 1972 Summer Paralympics in Heidelberg, she won the silver medal with the 4 x 40 meter relay teamed with Rita Laux, Martina Tschötschel and Elke Wenzel.

In addition, she took part in the archery competitions, and won the silver medal in the short metric round, behind her compatriot S.

[7] She also won silver in the shot put,[8] and the bronze medal together with the 4 x 60 meters relay, teamed with Errol Marklein, S. Roelli and C.

At the 1984 Summer Paralympics in New York City and Stoke Mandeville, Hagenlocher won silver in the pentathlon,[10] and two bronze medals in the discus throw,[11] and shot put.