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Scene Size-Up & SafetySafety first, then a medical cause

Behavioral EmergenciesNREMT cheat sheet

In a behavioral emergency the first question is safety and the second is a medical cause.

23 key facts Reviewed Oct 2026
The 1-minute sheetCinnaEMS

Safety

  • Stage until secure
  • Keep an exit open
  • One voice, calm

Mimics

  • Low sugar · low oxygen
  • Head injury · drugs

Suicide

  • Ask directly
  • Plan, means, intent
  • Never leave alone

Restraint

  • Last resort
  • Never prone
  • Watch the airway
Key takeaway

Scene safety first: stage until law enforcement secures a violent scene.

What is behavioral emergencies?

Low sugar, low oxygen, head injury and intoxication all look like a psychiatric crisis, so rule them out before labeling the patient.

Key points to remember

  • Scene safety first: stage until law enforcement secures a violent scene.
  • Look for medical mimics: hypoglycemia, hypoxia, head injury, infection, drugs or alcohol.
  • Talk calmly, keep an exit open, one provider speaks, avoid threatening posture.
  • Ask directly about suicide: plan, means and intent. A direct question does not create risk.
  • Restraint only as a last resort, with enough help, never prone or face-down.

Field priorities

  1. A restrained patient is monitored continuously — airway, breathing and circulation.
  2. Hyperactive delirium with severe agitation is a medical emergency: rapid transport.
  3. Never leave a suicidal patient alone.

Coaching the patient

  • Document objectively: quote what the patient says, describe what you see.

Red flags: act now

  • Sudden quiet after a violent struggle (possible arrest)
  • A patient with a specific suicide plan and means
  • Hot, sweating, agitated and superhuman strength

Behavioral Emergencies: FAQs

What are the priority actions for Behavioral Emergencies in the field?

A restrained patient is monitored continuously — airway, breathing and circulation. Hyperactive delirium with severe agitation is a medical emergency: rapid transport. Never leave a suicidal patient alone.

What findings in Behavioral Emergencies change your plan or your transport decision?

Sudden quiet after a violent struggle (possible arrest). A patient with a specific suicide plan and means. Hot, sweating, agitated and superhuman strength.

What do I need to know about Behavioral Emergencies for the NREMT?

Scene safety first: stage until law enforcement secures a violent scene. Look for medical mimics: hypoglycemia, hypoxia, head injury, infection, drugs or alcohol. Talk calmly, keep an exit open, one provider speaks, avoid threatening posture. Ask directly about suicide: plan, means and intent. A direct question does not create risk.

What should the crew communicate or document for Behavioral Emergencies?

Document objectively: quote what the patient says, describe what you see.

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