A dementia emergency may have the person feel aggressive, restless or panicky. They may also feel disoriented and physically hurt due to lack of mental presence and general awareness. This would be managed if medical attention is brought as early as possible and the patient is calmed down. As an immediate measure the caregivers can try to cool down the patient by telling them assuring messages and not getting frustrated or showing anger themselves.
Your emergency attending psychiatric team for dementia will consist of psychiatrists, psychologists, general physician, nurse as constants. They will play their specific roles and the psychologist intervention will be towards the latter end after the stability of the patient is restored by the rest of the team.
There may be triggers that the patient may have that leads to a non typical behavior being displayed, this could overwhelm, anger or make the patient aggressive. The other emergencies could be disorientation or delusions.