updated 04/26/2011 AT 2:00 PM ET
•originally published 04/26/2011 AT 2:10 PM ET
“Catherine’s being quite open about it because she was outed,” her husband, Michael Douglas, says on Tuesday’s Oprah Winfrey Show.
According to Douglas, 66, his wife, 41, “Went to get some help, and some other patient probably said, ‘Hey, you won’t believe who’s in here now.’ So, once that happens, I think she felt best to get out her story.”
– Dahvi Shira