Emergency Psychiatry Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
psychiatric clearance
Clinical determination that a patient does not require immediate psychiatric intervention or hospitalization.
Imminent Risk
The clinical judgement that a patient is at immediate or near-term risk of harm to themselves or others, typically trigg...
involuntary commitment
Legal process by which individuals with severe mental illness can be detained for psychiatric evaluation and treatment a...
IVC order
A court-issued involuntary commitment order directing law enforcement to transport an individual to a psychiatric facili...
Least Restrictive Alternative
The legal and ethical principle requiring clinicians to choose the treatment setting or intervention that limits patient...
Lethality Assessment
A structured clinical evaluation of the probability that a patient's suicidal or homicidal ideation will result in death...
LPS Act
California law governing involuntary psychiatric holds and conservatorships for individuals with mental illness.
medical clearance
Medical evaluation confirming that psychiatric symptoms are not caused by underlying medical conditions requiring immedi...
milieu therapy
Therapeutic approach using the physical and social environment of the psychiatric unit as a treatment modality.
mobile crisis team
A specialized emergency response unit that provides on-site psychiatric crisis intervention in community settings rather...
MSE
Systematic evaluation of a patient's mental state including appearance, behavior, cognition, and thought processes.
Neuroleptic Malignant Syndrome
A rare but life-threatening adverse reaction to antipsychotic medications characterised by hyperthermia, muscle rigidity...
observation status
A billing and clinical designation for short-term monitoring of psychiatric patients not requiring full admission.
Organic Etiology
A psychiatric presentation caused by an identifiable physical or medical condition rather than a primary psychiatric dis...
peak and trough levels
Blood tests measuring highest and lowest concentrations of psychiatric medications to ensure therapeutic dosing and prev...
PEC
A specialized emergency department unit designed specifically for the evaluation and short-term treatment of psychiatric...
PERT
Psychiatric Emergency Response Team providing specialized crisis intervention in emergency settings.
PRN medication
Psychiatric medication administered as needed based on specific clinical indications rather than scheduled dosing.
Protective Factors
Clinical variables that reduce a patient's risk of suicide or self-harm, such as social support, future orientation, rel...
psychiatric advance directive
Legal document specifying treatment preferences and appointing decision-makers for future psychiatric emergencies when p...
Psychiatric Advance Directive Form
A legal document completed by a patient while competent that specifies their psychiatric treatment preferences and desig...
psychiatric bed search
The systematic process of identifying available inpatient psychiatric beds for patients requiring admission from emergen...
psychiatric boarding
Extended stay of psychiatric patients in emergency departments while awaiting transfer to appropriate mental health faci...
psychiatric clearance
Clinical determination that a patient does not require immediate psychiatric intervention or hospitalization.
psychiatric emergency response team
Specialized multidisciplinary team providing immediate psychiatric consultation and crisis intervention in emergency set...