Josh Hartnett Feeling Fine After Leaving Hospital
04/03/2009 AT 07:00 PM EDT
The 30-year-old Pearl Harbor star was taken to the hospital by ambulance Monday after complaining of abdominal pains. Patricola said Hartnett was under observation for a "flare-up" of gastrointestinal problem he has been suffering from for several months since starring in the London stage version of Rain Man. "They just have to figure out what it is," she says.