 Patients who are admitted to the Valkenberg service generally suffer from severe psychiatric disorders, and those who are admitted to the high care unit are likely to have a history of the more severe forms of psychotic illnesses associated with behavioural disturbances.Patients at Valkenberg are either admitted on a voluntary, assisted or involuntary basis in accordance with the South African Mental Health Care Act of 2005.As such a few wards are isolated and these contain patients who are acutely disturbed and those who have been admitted for observation by the Magistrate's Court (e.g.