And George Ryan's attorney, former Gov. Jim Thompson, says Ryan himself has health problems, including kidney disease and infected teeth.
Ryan, who was sent to a federal prison in Indiana after his 2006 conviction on corruption charges, turns 76 next Wednesday.
In a telephone interview Wednesday with the Chicago Tribune, Lura Lynn Ryan confirmed she had made a previous plea for clemency for her imprisoned husband in 2008 by calling then-President George W. Bush's mother, former first lady Barbara Bush. She said she was unsuccessful.
The Associated Press contributed to this report.