A Brief Excerpt Dr. Hanna Shanar, Emergency Medicine Resident.
This is based of a powerpoint lecture created and presented at HCA Kingwood to the University of Houston class of EM residents.
The evaluation and management of patients presenting to the Emergency Department (ED) with psychiatric complaints pose unique clinical challenges. Determining whether symptoms are rooted primarily in psychiatric illness, medical conditions, or a combination of both is essential for appropriate patient care and disposition.
Differentiating Organic Causes from Psychiatric Illness
A thorough history and physical exam remain the cornerstone of differentiating medical (organic) causes from psychiatric conditions. Clinicians must be vigilant for red flags suggestive of underlying medical etiologies, such as:
- New-onset psychiatric symptoms, especially in older patients
- Acute confusion or altered consciousness
- Abnormal vital signs
- Recent trauma or substance use
- Neurological deficits
Sources recommend a structured screening protocol, typically including vital signs, glucose testing, and careful assessment of mental status (Conigliaro et al., 2018).
Obtaining Appropriate Medical Clearance
Routine laboratory tests in psychiatric patients presenting to the ED without clear medical indicators are generally discouraged due to low yield and unnecessary costs. Studies suggest targeted laboratory tests based on clinical suspicion rather than broad, protocolized screening (Lukens et al., 2006). Key elements of medical clearance include:
- Stable vital signs
- Normal cognitive function for baseline
- Absence of acute medical illness or significant intoxication
Framework for Managing Agitated Patients
Managing agitation requires a systematic and safety-oriented approach. This includes verbal de-escalation techniques, pharmacologic interventions, and physical restraints as a last resort. Benzodiazepines, antipsychotics, or a combination of both may be necessary depending on clinical judgment and patient history (Wilson et al., 2012).
Voluntary vs. Involuntary Holds
Clinicians must understand the legal and ethical frameworks guiding involuntary commitment. An involuntary hold is justified when patients pose a clear risk to themselves or others or when unable to adequately care for themselves due to psychiatric illness. Ensuring accurate documentation and following state-specific regulations is critical (Zeller & Rieger, 2015).
Confident Psychiatric Patient Dispositions
Disposition decisions require assessing the patient’s psychiatric stability, social support, and access to resources. Effective coordination with psychiatric services and outpatient follow-up ensures continuity of care and decreases ED return visits.
Conclusion
Emergency clinicians play a pivotal role in the initial assessment and stabilization of psychiatric emergencies. Adhering to evidence-based guidelines facilitates optimal patient outcomes and efficient use of healthcare resources.
References:
- Conigliaro, A., Benabbas, R., Schnitzer, E., Janairo, M.-P., & Sinert, R. (2018). Protocolized laboratory screening for the medical clearance of psychiatric patients in the emergency department: A systematic review. *Academic Emergency Medicine, 25*(5), 566-576.
- Lukens, T. W., Wolf, S. J., Edlow, J. A., et al. (2006). Clinical policy: critical issues in the diagnosis and management of the adult psychiatric patient in the emergency department. *Annals of Emergency Medicine, 47*(1), 79-99.
- Wilson, M. P., Pepper, D., Currier, G. W., et al. (2012). The psychopharmacology of agitation: Consensus statement of the American Association for Emergency Psychiatry. *Western Journal of Emergency Medicine, 13*(1), 26-34.
- Zeller, S. L., & Rieger, S. M. (2015). Models of psychiatric emergency care. *Current Emergency and Hospital Medicine Reports, 3*(4), 169-175.
