06/10/2011 03:46 pm ET | Updated Aug 10, 2011

Disease and Divorce: What To Do With An Ailing Ex

She speaks in a language now that only he understands -- a mumbled jumble of whispers caused by the Alzheimer's ravaging her brain.

"We have our own code, don't we pet?" Allan Hamilton says in his thick Scottish accent, leaning into a hospital bed to kiss the woman who divorced him 22 years ago. "Nobody else can understand it -- not even our daughter."

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