DPOA means Durable Power of Attorney. Usually anything like illness and decisions need to made while she is of sound mind. If she has an illness or something where she can't speak for herself she will need someone who can
Preferly a family member . Her wishes on property , house ,etc.needs to be addressed. Of course an attorney will be needed. Her being a nurse she should know of the medical problems that can occur. This is to protect her and keep things form staying in probate once she is gone.
My husband and I both have this. I don't know if this will help.Good luck.Hope all comes together.