"I could have had a mastectomy with reconstruction and skipped the part where I got cancer. I feel like the biggest idiot for not doing so,” she wrote.
But later, in 2018, she wrote: "At one time it bothered me that I have a disease I could have avoided through prophylactic mastectomy.
"I don’t feel that way any more. I like the person I am with cancer and because of cancer.
"Yes, that thing happened. I evolved."
She was born in New York in 1967 and attended a yeshiva on the Upper West Side from the age of 12. She became a journalist after studying at Harvard. She published seven books in total and attended Yale Law School in her thirties.
Ms Wurtzel continued to write confessional articles through her life, including on marriage, growing older, her diagnosis and the revelation her biological father was actually Bob Adelman, a photographer famous for taking a photo of Martin Luther King during his "I have a dream" speech in 1963.