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Scenario โ€” Heat Stroke with declining GCS and alcohol intoxication at festival
Patient Information
Dispatch
You are called to a patient (Melissa Hartley, 35YO female) who has been found unresponsive near the main stage at the Southbank Summer Music Festival. Bystanders report she has been dancing in the sun for several hours and became increasingly confused before collapsing.
Incident History
Pt found seated on the ground, leaning against a barrier, not responding appropriately to bystanders. Bystanders state she was 'acting strangely' and stumbling before sitting down. Pt has been in direct sun for approximately 3 hours in 38ยฐC heat. Strong odour of alcohol noted on approach.
Emergency Contact
Brooke Hartley (Sister) 0412 774 391
Response
Voice
Airway
Patent. No visible obstruction. No stridor. Airway at risk given declining GCS โ€” monitor closely.
Breathing
Breathing present, rate increased. Shallow. No audible wheeze or crackles.
Circulation
Pulse rapid and strong. Skin hot, dry, flushed. No active bleeding. CRT 2s.
Disability
GCS 11 (E3V3M5). Not oriented to time, place or person. Confused, intermittently agitated. Pupils equal and reactive.
Exposure
Clothing soaked in sweat. Hot, dry skin to touch on torso. No rash or visible injuries. Strong odour of alcohol. Temperature 40.8ยฐC tympanic.
Vitals
Time SpO2 Resp Dist RR Pulse BP CRT GCS PERL Temp BGL Pain
Initial 95% (RA) Mild 24 122 100/68 2s 11 4 4 ++ 40.8 3.6 mmol/L โ€“
10 mins 98% (O2 NRB 15L) Nil 18 106 108/72 <2s 13 4 4 ++ 39.4 3.6 mmol/L โ€“
History Taking
Signs/Symptoms
Confusion, agitation, slurred speech, hot dry skin, flushed appearance, rapid heart rate. Not oriented to time, place or person.
Onset
Bystanders report progressive confusion and stumbling over the last 30โ€“40 minutes. Pt collapsed to ground approximately 5 minutes prior to EHS arrival.
Pain
Unable to clearly verbalise pain. No localised pain response on assessment.
Quality
Altered mental state โ€” confused, intermittently combative when stimulated.
Radiates
Nil
Severity
GCS 11 โ€” significant CNS dysfunction present.
Allergies
Unknown โ€” patient unable to provide history. No medic alert jewellery noted.
Medications
Unknown โ€” patient unable to provide history. No medications found on person.
Pertinent History
Bystanders state patient has been drinking alcohol since approximately 11am (approximately 5 hours). Patient has been dancing in direct sunlight near the main stage. No known medical history available.
Last Oral Intake
Last food unknown. Alcohol ongoing throughout the day. No water intake observed by bystanders.
Treatment
Bystanders moved patient to shade approximately 5 minutes before EHS arrival. No other treatment administered.
Events Leading
Patient was dancing at the main stage of the Southbank Summer Music Festival in 38ยฐC heat. Bystanders noted her becoming progressively unsteady and confused. She sat down and did not respond to bystanders speaking to her.
Scenario Progression and Treatment Objectives

((If the trainee attributes altered GCS solely to alcohol and does not initiate active cooling within 2 minutes โ€” patient's GCS drops to 9 (E2V2M5), RR increases to 28, SpO2 falls to 91% on RA. Facilitator states: 'The patient is becoming increasingly unresponsive and her breathing is laboured.'))

((If BGL of 3.6 mmol/L is not identified and acted upon โ€” patient becomes diaphoretic and GCS drops a further point. Facilitator states: 'The patient is now less responsive and sweating profusely.' Trainee should recognise borderline hypoglycaemia and administer Glucose Oral Gel 15g orally if GCS permits safe swallowing.))

((If active cooling is not initiated โ€” temperature remains 40.8ยฐC at 10-minute reassessment. Facilitator states: 'The patient is no longer responding to voice and her skin remains extremely hot and dry.' GCS falls to 9.))

((If patient is not positioned laterally or airway is not monitored given declining GCS โ€” facilitator states: 'The patient vomits.' Trainee must manage airway immediately with lateral position and suction.))

((If alcohol intoxication is used as a reason to withhold oxygen โ€” facilitator prompts: 'Her SpO2 is 95% on room air and she is breathing 24 times per minute โ€” what would you like to do about her oxygen?'))

This patient is suffering from Heat Stroke with significantly elevated core temperature (>40ยฐC), declining GCS secondary to thermoregulatory failure, and concurrent alcohol intoxication which is masking and compounding the presentation.

  • Ensure scene safety โ€” confirm patient is in shade or move to cool environment; festival environment, 38ยฐC ambient temperature
  • Don appropriate PPE โ€” gloves and eye protection given altered GCS and vomiting risk
  • Perform Primary Survey โ€” airway patent, breathing present but increased WOB, circulation intact, GCS 11 (E3V3M5)
  • Recognise this is NOT a simple alcohol intoxication โ€” hot dry flushed skin, tachycardia, tympanic temperature 40.8ยฐC, and CNS dysfunction in heat = Heat Stroke until proven otherwise
  • Apply oxygen via Non-Rebreather Mask (NRB) at 10โ€“15 L/min โ€” titrate to maintain SpO2 94โ€“98%
  • Perform Vital Sign Survey โ€” GCS, temperature (tympanic), BGL, SpO2, RR, BP, HR, CRT
  • Identify BGL 3.6 mmol/L โ€” borderline, monitor closely; if GCS permits safe swallowing consider Glucose Oral Gel 15g orally to prevent hypoglycaemia
  • Initiate active cooling immediately โ€” STRIP clothing, SOAK with tepid water, FAN patient continuously, apply ice packs to neck, groin and armpits
  • Position patient supine if tolerating, ensure airway positioning โ€” given GCS 11 be prepared to place in left lateral position if vomiting risk increases
  • Consider delaying transport by approximately 15 minutes to achieve adequate cooling at scene before transport โ€” reassess temperature and GCS at 10 minutes
  • Reassess GCS and temperature at 10 minutes โ€” target temperature reduction and GCS improvement confirm cooling is effective
  • Consider Ondansetron 4mg oral wafer for nausea/vomiting IF patient is GCS 15 and able to safely swallow โ€” at GCS 11 do NOT administer oral wafer; defer to ambulance crew
  • Continue cooling during transport โ€” wet cloths, fan, remove from heat source
  • Request ambulance (Priority 1) โ€” time-critical patient with GCS 11, temperature 40.8ยฐC, and declining conscious state
  • Reassess every 5 minutes given time-critical status
  • Monitor for seizure activity throughout โ€” manage as per Seizures CPG if seizure occurs while continuing active cooling
  • Do NOT attribute altered GCS to alcohol alone โ€” heat stroke is the working diagnosis; alcohol is a compounding factor
  • Scenario ends on arrival of ambulance and IMISTAMBO handover
  • Attention to hand hygiene will be given throughout the scenario.

Clinical references: Heat Stroke ยท Hypoglycaemia ยท Glucose Oral Gel ยท Oxygen ยท Seizures ยท Unconsciousness ยท Ondansetron