Don't let it get you down. Sometimes things start happening all at the same time and it can be overwhelming. You've got to roll with the punches and things will get taken care of, like they always do.
I know a woman in her early 70's who recently had both hers replaced, she's doing fine. Like Terrierman said... she wishes she hadn't waited so long.
Here's wishing Mrs. Fox all the best and a speedy recovery.