Jermaine Jackson has said his mother was following doctor's orders to cut off communications with the children, who range in ages from 10 to 15. He didn't provide further details.
Katherine Jackson's lawyer, Perry Sanders Jr., said she had high blood pressure before she left for Arizona.
His co-counsel, Sandra Ribera, expressed concerned that Katherine Jackson may have been held against her will. She said one of the singer's children told her a conversation with the 82-year-old woman on Tuesday seemed to be monitored and influenced by others in the room.
Beckloff, who also oversees financial issues affecting Jackson's estate, was initially reluctant to appoint a temporary guardian but changed his mind after hearing from several attorneys who expressed concern about the family's problems.
"Debbie is watching the situation carefully, and wishing for Katherine's speedy recovery," her attorney Eric George wrote in an email.
Schultz said TJ Jackson didn't want to replace Katherine Jackson as permanent guardian. Still, the judge noted that TJ Jackson would have to petition to become the permanent guardian within 48 hours and added that such a petition might not be heard if Katherine Jackson re-emerges.
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