Yup. My sister and I have discussed that as well. Concern she may sign over the house or provide a loan or large donation without understanding what she’s doing. She’s getting nuttier by the week. Until we can get a diagnosis that she cannot make her own decisions our hands are tied. So far the doctor thinks she’s not that bad. We know better.
Our lawyer told us that we were lucky to prevail and that courts in liberal states are much less inclined to grant guardianship than are courts in other states.