Call emergency services for sudden confusion with fever, severe headache, stroke signs (face droop, arm weakness, speech trouble), new falls with head injury, or if the person wanders and is missing. Sudden change may be delirium from infection/medicines and needs rapid care.
- Unsafe behaviors (leaving stove on, walking into traffic)
- Aggression that risks harm to self/others
- Dehydration, not eating, or refusing all medicines