Patty Duke, who won an Oscar as a teenage for “The Miracle Worker” and maintained a long and successful occupation throughout her life, has died. She was 69.

Dukes agent substantiated her death to the Associated Press saying she died early Tuesday morning of sepsis from a ruptured intestine.

She had “really, certainly suffered” with her illness, her son Sean Astin stated. From late last week until early Tuesday morning, he said, “was a really, certainly, really hard process. It was hard for her, it was hard for the people who love her to help her….”

Duke celebrated her 30 th wedding anniversary two weeks ago and tweeted about the reason. It was her last-place meaning to followers via her verified Twitter account.

Duke’s family released a statement through her publicist.