 High points in her stage career include Senta in "The Flying Dutchman", Elsa in "Lohengrin", Sieglinde and several of the Valkyries in "Die Walküre", Donna Anna in Mozart's "Don Giovanni", Elettra in Mozart's "Idomeneo", the Marschallin in Strauss's "Der Rosenkavalier", Liza in Tschaikowsky's "The Queen of Spades", and Leonore in both "La forza del destino" and "Il trovatore", among other roles.Her career was disrupted by illness several times – by viral pneumonia from 1981 to 1984, by a detached retina in 1991, and by colon cancer in 2000.She died on March 16, 2017, three days after her 79th birthday.