Zimmer’s character on the daytime soap, Reva Shayne, faced the disease in a 2006 storyline.

Zimmer explained that she had undergone a mastectomy and expected to have her last chemotherapy infusion on May 21.

She said her children call her every day.

Kim Zimmer attends a Q&A sessions with fellow ‘Wicked’ cast members at The Second City Hollywood Training Center on February 9, 2015

Kim Zimmer is a breast cancer survivor.Paul Archuleta/FilmMagic

She reminded people that they should do themselves a favor and go to the doctor for screenings.

“Get your mammograms, get them soon.”

Everett Collection

Zimmer, 69, has also worked onOne Life to LiveandSanta Barbara.

THE GUIDING LIGHT,

Kim Zimmer on “Guiding Light.".Everett Collection

In the ’80s and ’90s, she guest-starred onSeinfeld,Designing Women, andMacGyver.

She couldn’t relate.

“The fans reacted to that too…

It made for great drama.”

Guiding Lightwent off the air in 2009, after 57 seasons on TV.