After nearly five years since the famed "90210" and "Charmed" actress' initial breast cancer diagnosis, she told ABC News "I'm stage four – my cancer came back," and has kept it private for a year. READ MORE: https://gma.abc/3bcZkBl

Shannen Doherty has always been transparent about the struggles she has faced. Now, the actress has revealed a new struggle that she's kept out of the public eye.

"It's going to come out in a matter of days or a week that I'm stage four. So my cancer came back. And that's why I'm here," Doherty told ABC News' Amy Robach in an interview that aired Tuesday on "Good Morning America." "I don't think I've processed it. It's a bitter pill to swallow in a lot of ways."

In the interview, the 48yearold opened up about her breast cancer’s recurrence and how she coping with it.

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