Residency · Residency · Child Adolescent Psychiatry

Psychiatric Emergencies in Children: Agitation, Restraint, and Seclusion

Introduction

Psychiatric emergencies in children and adolescents include acute agitation, suicidal crises, psychotic episodes, and severe behavioral dysregulation. Managing these situations requires a balanced approach that prioritizes de-escalation, ensures the safety of the patient and staff, respects the child's developmental stage, and minimizes the use of coercive interventions. Restraint and seclusion are interventions of last resort that carry significant physical and psychological risks.

Acute Agitation in Children

Definition and Presentation

Acute agitation is a state of psychomotor excitement characterized by restlessness, irritability, verbal threats, physical aggression, or self-injurious behavior. Presentations vary by age: tantrums and biting in young children, verbal threats and property destruction in school-age children, and physical aggression and flight risk in adolescents. Agitation exists on a spectrum from mild anxiety and restlessness to imminent violence.

Differential Diagnosis

The differential diagnosis spans psychiatric, medical, and situational categories. Psychiatric causes include acute psychosis from schizophrenia or bipolar mania, PTSD-related flashbacks or dissociation, autism spectrum disorder triggered by sensory overload or routine disruption, ADHD with impulsivity, conduct disorder, and anxiety or panic. Medical causes include delirium from infection, metabolic derangement, or CNS pathology, intoxication or withdrawal from stimulants, synthetic cannabinoids, or alcohol, seizure with postictal state, head trauma, hypoglycemia, and thyroid storm. Situational causes include acute grief or loss, family conflict, placement disruption, school crisis, bullying, and re-traumatization. Medical causes should always be ruled out before attributing agitation solely to psychiatric illness, as delirium in children is frequently underrecognized.

Assessment in the Emergency Setting

A rapid safety assessment includes a weapons check and clearing the environment of potential projectiles. A brief focused history from caregivers, school, or EMS should cover precipitating events, baseline functioning, psychiatric history, medications, and substance use. Vital signs and a focused neurological exam help rule out medical etiologies. Trauma history should be assessed, as the emergency department environment itself may be re-traumatizing. Validated agitation scales such as the Behavioral Activity Rating Scale can be used when possible.

De-escalation

Principles of Verbal De-escalation

De-escalation is the first-line intervention for all levels of agitation that do not involve immediate physical danger. The clinician should approach calmly and non-threateningly, maintaining a safe distance and open exit routes. A quiet, steady voice should be used, avoiding commands, ultimatums, or confrontational language. The child's distress should be acknowledged with statements such as acknowledging that the child is upset and expressing a desire to help. Offering choices restores a sense of control. Clear, simple limits should be set without escalation. Allowing time is important, as rushing de-escalation is counterproductive.

Environmental Modifications

Reducing stimulation by dimming lights, decreasing noise, and removing unnecessary personnel helps calm the situation. Providing a comfort room or designated quiet space with sensory tools such as weighted blankets, stress balls, and headphones is effective. Removing the audience, including peers and non-essential staff, is important because an audience often escalates the situation. Ensuring that the child has basic needs met, including addressing hunger, thirst, pain, and the need for the bathroom, eliminates common agitation triggers. Trauma-informed environmental design avoids creating settings that replicate prior traumatic experiences.

Developmental Adaptations

For young children, concrete language, familiar objects, transitional objects, and physical proximity with safe caregivers are effective. For school-age children, distraction, structured activities, and clear explanations of what will happen next help reduce anxiety. For adolescents, respecting autonomy, avoiding power struggles, offering choices, and negotiating collaboratively are key. For children with autism spectrum disorder, addressing sensory triggers, maintaining predictability, using visual supports, and involving familiar caregivers are essential strategies.

Pharmacological Management

Oral Medications (Preferred Route)

Oral medications should be offered before parenteral routes whenever possible. Diphenhydramine at 12.5-50 mg provides mild sedation and is useful for mild agitation. Hydroxyzine at 12.5-50 mg has anxiolytic and mildly sedating properties. Lorazepam at 0.5-2 mg is effective for acute anxiety-driven agitation but should be used cautiously due to the risk of paradoxical disinhibition in children. Olanzapine orally disintegrating tablets at 2.5-10 mg have rapid onset and are effective for both psychotic and non-psychotic agitation. Risperidone at 0.25-1 mg is useful for agitation in ASD and developmental disabilities.

Intramuscular Medications (When Oral Is Refused or Unsafe)

Olanzapine intramuscularly at 2.5-10 mg is effective and well tolerated but should not be combined with intramuscular benzodiazepines due to the risk of respiratory depression. Ziprasidone intramuscularly at 10-20 mg has rapid onset but requires QTc monitoring. Lorazepam intramuscularly at 0.5-2 mg is appropriate for catatonia, severe anxiety, seizure risk, or when antipsychotics are contraindicated. The classic combination of haloperidol intramuscularly at 0.5-5 mg with diphenhydramine at 25-50 mg is used for severe psychotic agitation but carries higher extrapyramidal symptom risk. Weight-based dosing should always be used in children, erring on the side of lower initial doses.

Monitoring After Medication Administration

Continuous observation should include respiratory rate, level of sedation, and vital signs. Agitation level should be reassessed at 30-minute intervals. Monitoring for adverse effects, including respiratory depression, dystonia, QTc prolongation, and hypotension, is essential. Reversal agents should be available: flumazenil for benzodiazepine overdose and diphenhydramine or benztropine for acute dystonia.

Restraint and Seclusion

Regulatory and Ethical Framework

Restraint and seclusion are interventions of last resort, used only when imminent danger to the patient or others cannot be managed by less restrictive means. Centers for Medicare and Medicaid Services regulations and The Joint Commission standards govern their use. A physician or licensed independent practitioner must evaluate the patient within one hour of initiation. Time limits are one hour for children under nine and two hours for children ages nine to seventeen, with renewal requiring a face-to-face assessment. Continuous monitoring of vital signs, circulation, respiratory status, and mental status is mandatory.

Types of Restraint

Physical or manual restraint involves staff-applied holds using trained techniques such as Handle with Care, CPI, or PMAB. Mechanical restraint uses straps, belts, or devices that restrict movement and is the least preferred option with the highest risk. Chemical restraint refers to the use of medication solely to restrict movement, which is distinct from pharmacological treatment of the underlying condition. Seclusion involves involuntary confinement in a locked room and is used when the patient is dangerous to others but not to self.

Risks and Complications

Physical risks include positional asphyxia, especially with prone restraint, fractures, skin injury, aspiration, and cardiovascular compromise. Psychological risks include re-traumatization, particularly in children with abuse or restraint histories, as well as fear, shame, loss of trust in providers, and PTSD exacerbation. Restraint-related deaths occur, predominantly due to positional asphyxia, and prone restraint should be avoided. Staff injuries also occur frequently during restraint procedures.

Post-Restraint Debriefing

Debriefing with the child involves explaining what happened, validating their feelings, and restoring the therapeutic relationship. Debriefing with the family involves informing parents or guardians and explaining the circumstances and rationale. Debriefing with staff involves reviewing the incident, identifying alternative strategies for future episodes, and providing emotional support. Thorough documentation should cover precipitating factors, alternatives attempted, duration, patient status, and outcome. Restraint and seclusion episodes should be tracked as quality metrics with the aim of continuous reduction.

Prevention and System-Level Strategies

Trauma-Informed Care Models

The Six Core Strategies model for reducing restraint and seclusion encompasses leadership commitment, data-driven decisions, workforce development, use of de-escalation tools, consumer involvement, and rigorous debriefing. Facilities implementing these strategies have achieved 50-80% reductions in restraint and seclusion use. Individualized safety plans for high-risk patients should specify triggers, preferred coping strategies, and de-escalation approaches.

Staff Training

All clinical staff should receive training in verbal de-escalation, crisis intervention, and safe physical management techniques. Annual recertification and simulation-based training improve competence and confidence. Restraint should never be used as punishment, convenience, or retaliation.

Clinical Pearls

De-escalation is the first-line intervention for agitation at every level of severity, and most episodes can be resolved without physical or chemical restraint. Medical causes of agitation, including delirium, intoxication, pain, and metabolic derangement, should always be considered before attributing it to psychiatric illness. Oral medications are preferred over intramuscular, with olanzapine orally disintegrating tablets and risperidone as effective first-line agents for pediatric agitation. Prone restraint carries the highest risk of positional asphyxia and death and should be avoided in all circumstances. Every restraint or seclusion episode is an opportunity for system learning; debriefing with the child, family, and staff is essential for recovery and prevention.

References

1. Gerson R, Malas N, Feuer V, et al. Best Practices for Evaluation and Treatment of Agitated Children and Adolescents (BETA) in the Emergency Department: Consensus Statement of the American Association for Emergency Psychiatry. West J Emerg Med. 2019;20(2):409-418.
2. Hilt RJ, Woodward TA. Agitation Treatment for Pediatric Emergency Patients. J Am Acad Child Adolesc Psychiatry. 2008;47(2):132-138.
3. LeBel J, Stromberg N, Duckworth K, et al. Child and Adolescent Inpatient Restraint Reduction: A State Initiative to Promote Strength-Based Care. J Am Acad Child Adolesc Psychiatry. 2004;43(1):37-45.
4. Masters KJ, Bellonci C, Bernet W, et al. Practice Parameter for the Prevention and Management of Aggressive Behavior in Child and Adolescent Psychiatric Institutions. J Am Acad Child Adolesc Psychiatry. 2002;41(2 Suppl):4S-25S.

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