She was fine the day we moved her in, but refuses to talk to us. Very angry. We have called and she tells us to we kicked her out of her home or just hangs up on us. She has been there 5 days and we are planning to all go see her together this weekend
"The doctors say that this is where you need to be right now mom. We'll talk with her/him soon about how you're doing. Can you show me the list of activities for next week?"
Make sure that your siblings all understand " dementia reasoning". You don't want them to be defensive, wheedling to get her to agree with them, or worse, blame the placement on one of you and try to be the hero. You need to present a united, authoratative front.