Support may be requested due to a person exhibiting signs of psychosis, grave disability, or altered mental status believed not to have an organic cause.
[citation needed] The clinician performs the evaluation based on standard models of mental status examination (alert and oriented, mood, thought process, affect, etc.
), and assigns a DSM-5 (Diagnostic and Statistical Manual of the American Psychiatric Association, Fifth Edition) diagnosis if this falls within their scope of practice.
[4] Harris County, TX developed Holistic Assistance Response Teams (HART) that dispatch to behavioral and mental health crises, homelessness, and other non-emergencies.
[5] In 2021, the US enacted legislation to cover 85% of the first three years' expenses for starting & operating mobile crisis teams, directing $1 billion to the effort.