Amy Yasbeck Says Doctors' Error Killed John Ritter

Amy Yasbeck is speaking out about the final days of her husband, actor John Ritter. She told Fox News that medical professionals made a fatal error in diagnosing him. The mistake cost his life.

Ritter was suffering from an aortic dissection. Doctors at the hospital did not see this condition clearly. Instead, they treated him for a heart attack. He went into cardiac arrest and died on September 11, 2003.

Yasbeck says the misdiagnosis happened right before his death. It remains a painful part of their story. She hopes her account will help doctors catch similar issues faster in the future. The details show how quickly things can go wrong when a diagnosis is off.