ACEM Fellowship

Australasian College for Emergency Medicine. Focused on resuscitation, toxicology, and clinical decision making.

Clinical Stations

Communication, resuscitation, and procedural skills coverage for practical exam preparation.

Practical
Toxicology

Australian envenomation (snakes, spiders) and overdose management.

High Yield
Fellowship Written

Structured topic coverage across high-yield written fellowship themes.

Written Exam
172Topics Available
ARC GuidelinesIncluded
172 results
ACEM
Emergency

Acute Angle-Closure Glaucoma

Acute angle-closure glaucoma (AACG) is a vision-threatening condition caused by sudden blockage of aqueous humor outflow... ACEM Fellowship Written, ACEM Fellow

Ophthalmology24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Acute Behavioural Disturbance

ABD encompasses a spectrum from mild agitation to life-threatening excited delirium syndrome (ExDS). Causes include subs... ACEM Primary Written, ACEM Fellowshi

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Acute Bronchiolitis - Adult

Acute bronchiolitis in adults is an inflammatory condition of the small airways (bronchioles, below 2 mm diameter) most ... ACEM Primary Written, ACEM Primary V

Respiratory Emergencies
Emergency Medicine
Respiratory Medicine
High evidence
ACEM Primary Written
+1
ACEM

Acute Bronchiolitis - Paediatric

Bronchiolitis is an acute viral infection of the lower respiratory tract, primarily affecting infants aged 2-12 months. ... ACEM Primary Written, ACEM Primary V

Paediatrics23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
ACEM
Emergency

Acute Epiglottitis

Acute epiglottitis is a life-threatening inflammatory condition of the epiglottis and supraglottic structures that can p... ACEM Primary Written, ACEM Primary V

Airway Emergencies
Emergency Medicine
Otolaryngology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Acute Heart Failure

Acute heart failure encompasses both new-onset heart failure and acute decompensation of chronic heart failure (ADHF), p... ACEM Primary Written, ACEM Fellowshi

Cardiovascular24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Acute Ischemic Stroke - Thrombolysis

Acute ischemic stroke accounts for 87% of all strokes, with mortality of 15-30% at 30 days if untreated. Time is brain –... ACEM Primary Written, ACEM Fellowshi

Neurological24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Acute Ischemic Stroke - Thrombolysis and Thrombectomy

Acute ischemic stroke accounts for 87% of all strokes, with mortality of 15-30% at 30 days if untreated. Time is brain –... ACEM Fellowship Written, ACEM Fellow

Neurological24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Acute Kidney Injury - Emergency Management

Acute Kidney Injury (AKI) in the emergency department requires rapid assessment to identify reversible causes (pre-renal... ACEM Fellowship Written, ACEM Fellow

Renal/Nephrology24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Acute Pericarditis

Acute pericarditis is the most common pericardial disease, accounting for 5% of ED chest pain presentations. While most ... ACEM Fellowship Written, ACEM Fellow

Cardiovascular24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Acute Psychosis

Psychosis describes a syndrome of disordered thought, perception, and reality testing. In the ED, the priority is threef... ACEM Primary Written, ACEM Fellowshi

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Addisonian Crisis (Acute Adrenal Insufficiency)

Adrenal crisis presents with hypotension, hyponatraemia, hyperkalaemia, hypoglycaemia, and often hyperpigmentation (in p... ACEM Primary Written, ACEM Primary V

Other24 Jan 2026
Emergency Medicine
Endocrinology
High evidence
ACEM Primary Written
ACEM
Emergency

Advanced Life Support - Adult

Adult Advanced Life Support provides the framework for managing cardiac arrest beyond basic CPR and AED use. ALS incorpo... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
ACEM
Emergency

Airway Foreign Body - Adult

Foreign body airway obstruction is a preventable cause of asphyxial death, causing 60-100 deaths annually in Australia. ... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Amphetamine Toxicity

Benzodiazepines are first-line for all amphetamine-induced agitation - titrate to effect, start high and go fast (IV ... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Anaphylaxis

Anaphylaxis is a rapid-onset, IgE or non-IgE mediated systemic allergic reaction affecting multiple organ systems. It af... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Aortic Dissection

Aortic dissection occurs when an intimal tear allows blood to enter the medial layer of the aorta, creating a false lume... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Asthma - Adult

Acute asthma exacerbations result from acute bronchospasm, airway inflammation, and increased mucus production causing r... ACEM Primary Written, ACEM Primary V

Respiratory Emergencies23 Jan 2026
Emergency Medicine
Respiratory Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Asthma - Paediatric

Acute paediatric asthma is a reversible obstructive airway disease characterised by bronchospasm, airway inflammation, a... ACEM Primary Written, ACEM Primary V

Paediatrics23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
ACEM
Emergency

Asystole and Pulseless Cardiac Arrest

Asystole is complete absence of cardiac electrical activity (flat line ECG) with below 2% survival, while PEA (Pulseless... ACEM Fellowship Written, ACEM Fellow

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Atrial Fibrillation - Acute Management

Acute AF in the ED demands rapid evaluation for instability (immediate cardioversion), determination of onset timing (48... ACEM Primary Written, ACEM Fellowshi

Cardiovascular24 Jan 2026
Emergency Medicine
Cardiology
High evidence
ACEM Primary Written
ACEM
Emergency

Awake Intubation

Awake intubation maintains spontaneous ventilation while establishing a definitive airway in patients with predicted dif... ACEM Primary Written, ACEM Primary V

Airway Management
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Bacterial Meningitis - Adult

Bacterial meningitis is a life-threatening infection of the meninges requiring immediate empirical antibiotics (Ceftriax... ACEM Fellowship Written, ACEM Fellow

Infectious23 Jan 2026
Emergency Medicine
Infectious Diseases
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Bacterial Meningitis - Paediatric

Never delay antibiotics for lumbar puncture - Draw blood cultures, give antibiotics, then perform LP if safe... ACEM Primary Written, ACEM Primary Viva exam

Paediatric Infectious Emergencies
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Bag-Mask Ventilation

Bag-mask ventilation (BMV) provides manual positive pressure ventilation using a self-inflating bag, one-way valve, and ... ACEM Primary Written, ACEM Primary V

Airway Management23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Benzodiazepine Overdose

Benzodiazepine overdose causes CNS depression ranging from mild sedation to coma, typically described as "coma with stab... ACEM Primary Written, ACEM Primary V

Toxicology
Emergency Medicine
Toxicology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Blunt Chest Trauma

Blunt chest trauma accounts for 25-50% of all trauma deaths and is the second leading cause of mortality after head inju... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Bradycardia and Cardiac Conduction Disorders

Symptomatic bradycardia (heart rate below 50 bpm) with hypotension, altered conscious level, or signs of shock is a medi... ACEM Fellowship Written, ACEM Fellow

Cardiovascular24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Bradycardia in Adults

Bradycardia is defined as a heart rate below 60 beats per minute (bpm) on resting electrocardiogram. While bradycardia can be a normal physiological finding in well-conditioned athletes and during sleep, pathological...

Electrophysiology16 Jan 2026Peer reviewed
Cardiology
Emergency Medicine
High evidence
+1
ACEM
Emergency

Broad-Complex Tachycardia

Broad-complex tachycardia accounts for 20-30% of ED tachyarrhythmias. Approximately 80% are VT, rising to 95% in patient... ACEM Primary Written, ACEM Fellowshi

Resuscitation24 Jan 2026
Emergency Medicine
Cardiology
High evidence
ACEM Primary Written
ACEM
Emergency

Brown Snake Envenomation

Brown snakes (Pseudonaja species) are responsible for the majority of snakebite deaths in Australia. The venom contains ... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
Clinical Toxicology
High evidence
ACEM Primary Written
ACEM
Emergency

Burns - Adult

Burns are tissue injuries caused by thermal, chemical, electrical, or radiation sources. In Australia, burns affect 25-3... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Burns - Emergency Assessment and Management

Burn Depth Classification: Superficial (epidermis, red, painful), Superficial Partial (blisters, moist, blanches, ver... ACEM Fellowship Written, ACEM Fellow

Trauma24 Jan 2025
Emergency Medicine
Trauma
High evidence
ACEM Fellowship Written
ACEM
Emergency

Cardiac Arrest - Adult

Cardiac arrest is the cessation of mechanical cardiac activity confirmed by the absence of a palpable central pulse, unr... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Cardiac Tamponade

Cardiac tamponade occurs when pericardial fluid accumulates faster than the parietal pericardium can stretch, causing in... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Cardiogenic Shock

Cardiogenic shock occurs when the heart fails to pump sufficient blood to meet metabolic demands, resulting in systemic ... ACEM Primary Written, ACEM Fellowshi

Resuscitation24 Jan 2026
Emergency Medicine
Cardiology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Cervical Spine Trauma

NEXUS Criteria (PMID: 9971872): No midline tenderness, no focal deficit, normal alertness, no intoxication, no painfu... ACEM Primary Written, ACEM Primary V

Trauma
Emergency Medicine
Trauma Surgery
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Chemical Restraint and Acute Behavioural Disturbance

Acute behavioural disturbance (ABD) affects 5-10% of ED presentations and represents a medical emergency requiring rapid... ACEM Fellowship Written, ACEM Fellow

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Chest Drain (Tube Thoracostomy) Insertion

Anatomical safety zone: 5th intercostal space, mid-axillary line (nipple line in males, inframammary fold in females)... ACEM Fellowship Written, ACEM Fellow

Procedures24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Cocaine Toxicity

Presynaptic Catecholamine Reuptake Inhibition: Blocks reuptake of noradrenaline, dopamine, and serotonin in synaptic ... ACEM Primary Written, ACEM Primary V

Toxicology
Emergency Medicine
Toxicology
High evidence
ACEM Primary Written
ACEM

Community-Acquired Pneumonia - Adult

Community-acquired pneumonia (CAP) is an acute lower respiratory tract infection acquired outside hospital, presenting w... ACEM Fellowship Written, ACEM Fellow

Respiratory Emergency
Emergency Medicine
Respiratory Medicine
High evidence
ACEM Fellowship Written
+1
ACEM

Croup (Laryngotracheobronchitis)

Answer: Croup is acute viral laryngotracheobronchitis causing subglottic airway oedema in children aged 6 months to 3 years. Classic triad: barking seal cough, inspiratory stridor, hoarseness. Severity assessed using...

Paediatric Emergency Medicine
Emergency Medicine
Paediatrics
High evidence
ACEM Fellowship Written
ACEM
Emergency

Crush Injury

Crush injury is defined as compression of extremities or other body parts for prolonged periods, leading to tissue ischa... ACEM Primary Written, ACEM Primary V

Trauma
Emergency Medicine
Trauma
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Damage Control Resuscitation

Damage Control Resuscitation (DCR) is a systematic approach to managing life-threatening hemorrhagic shock that prioriti... ACEM Fellowship Written, ACEM Fellow

Resuscitation
Emergency Medicine
Trauma Surgery
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Deliberate Self-Harm

Deliberate self-harm affects 200-250 per 100,000 Australians annually presenting to emergency departments. It encompasse... ACEM Primary Written, ACEM Primary V

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Delirium in the Emergency Department

Delirium affects 10-25% of older ED patients and is a medical emergency with 10-26% in-hospital mortality and 25-33% mor... ACEM Primary Written, ACEM Fellowshi

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Diabetic Ketoacidosis (DKA)

Diabetic Ketoacidosis represents absolute or relative insulin deficiency combined with counter-regulatory hormone excess... ACEM Fellowship Written, ACEM Fellow

Endocrine24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Difficult Airway Management

The difficult airway occurs in 1-6% of emergency department intubations and carries mortality of 25-30% if mismanaged, p... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Anaesthetics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Digoxin Toxicity

Digoxin toxicity occurs when serum levels exceed the therapeutic window (0.5-2.0 ng/mL), inhibiting myocardial Na+/K+ AT... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Domestic Violence and Abuse

Domestic and family violence (DFV) is a pervasive public health issue affecting 1 in 3 women and 1 in 4 men in their lif... ACEM Fellowship Written, ACEM Fellow

Clinical24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Drowning Resuscitation

Drowning is a respiratory impairment process caused by submersion/immersion in liquid, leading to hypoxia and potentiall... ACEM Primary Written, ACEM Primary V

Resuscitation
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

ECMO/ECPR

Extracorporeal Membrane Oxygenation (ECMO) is a modified heart-lung machine providing temporary cardiopulmonary support ... ACEM Fellowship Written, ACEM Fellow

Resuscitation
Emergency Medicine
Moderate evidence
ACEM Fellowship Written
ACEM
Emergency

Ectopic Pregnancy

Ectopic pregnancy accounts for 1-2% of all pregnancies but remains a leading cause of maternal mortality in the first tr... ACEM Primary Written, ACEM Primary V

Obstetric24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

eFAST Examination

eFAST (Extended Focused Assessment with Sonography for Trauma) is a rapid, bedside ultrasound examination to detect free... ACEM Fellowship Written, ACEM Fellow

Trauma Procedures24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Electrical Cardioversion

ALWAYS press SYNC button before cardioversion - asynchronous shock in R-on-T can precipitate ventricular fibrillation... ACEM Fellowship Written, ACEM Fellow

Resuscitation Procedures24 Jan 2025
Emergency Medicine
Cardiology
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Electrolyte Emergencies

Electrolyte emergencies are critical disturbances in serum potassium, sodium, calcium, or magnesium that pose immediate ... ACEM Fellowship Written, ACEM Fellow

Endocrine24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Electrolyte Emergencies

Electrolyte emergencies are critical disturbances in serum sodium, potassium, calcium, or magnesium that pose immediate ... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Emergency Delivery

Emergency delivery (precipitous birth) occurs in 1-3% of births and carries 2-5 times higher neonatal mortality than pla... ACEM Primary Written, ACEM Primary V

Obstetric24 Jan 2026
Emergency Medicine
Obstetrics
High evidence
ACEM Primary Written
ACEM
Emergency

Encephalitis

Empiric acyclovir (10 mg/kg IV q8h) must be started immediately upon suspected HSV encephalitis—do NOT wait for lumba... ACEM Fellowship Written, ACEM Fellow

Neurological24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Environmental Medicine - Australia

Australian environmental emergencies involve venomous snakes, spiders, and marine creatures unique to our region. Snake ... ACEM Fellowship Written, ACEM Fellow

Environmental & Toxicology24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Ethanol Toxicity

Ethanol toxicity ranges from mild intoxication to life-threatening withdrawal, hypoglycaemia, and Wernicke encephalopath... ACEM Primary Written, ACEM Primary V

Clinical Toxicology
Emergency Medicine
Toxicology
High evidence
ACEM Primary Written
+1
ACEM

Extubation Criteria

Extubation is the planned removal of an endotracheal tube after determining a patient can maintain adequate spontaneous ... ACEM Primary Written, ACEM Fellowshi

Airway Management23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Failed Intubation Drill

Failed intubation occurs in 1-3% of emergency department intubations and can rapidly deteriorate to a CICO (Can't Intuba... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Anaesthetics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Foreign Body Airway Obstruction - Paediatric

Immediate Action : If conscious with ineffective cough → Call for help, 5 back blows, 5 chest thrusts (infants: chest thrusts only, no abdominal thrusts). If unconscious → Start CPR, check mouth for visible object...

Paediatric Resuscitation
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM

Foreign Body Nasal - Paediatric

Nasal foreign bodies are common paediatric emergencies, peaking at 2-5 years. Immediate airway assessment is critical, e... ACEM Fellowship Written, ACEM Fellow

Paediatric Emergencies
Emergency Medicine
Paediatrics
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Funnel-Web Spider Envenomation

Funnel-web spider envenomation is a life-threatening emergency caused by delta-hexatoxin (robustoxin) from the Sydney Fu... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Gamma-Hydroxybutyric Acid (GHB) Toxicity

GHB toxicity presents with rapid-onset CNS depression (GCS often 3), respiratory depression, bradycardia, hypothermia, a... ACEM Primary Written, ACEM Primary V

Toxicology
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Guillain-Barré Syndrome

GBS is the most common cause of acute flaccid paralysis worldwide, affecting 1-2 people per 100,000 annually. Up to 30% ... ACEM Fellowship Written, ACEM Fellow

Neurological24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Headache Red Flags

Headache is a common ED presentation (2-4% of all visits), but 1-4% harbour life-threatening pathology. The SNOOP mnemon... ACEM Fellowship Written, ACEM Fellow

Neurology24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Health Advocacy in Emergency Medicine

One-liner : Health advocacy in emergency medicine is the systematic identification and mitigation of barriers to optimal patient care through individual, institutional, and systemic action.

24 Jan 2026
Emergency Medicine
High evidence
ACEM

Heat Illness Prevention

Acclimatization reduces heat illness risk by 40-60% and requires 7-14 days of progressive heat exposure with earlier ... ACEM Fellowship Written, ACEM Fellow

Public Health24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Hyperemesis Gravidarum

Affects 0.3-3% of pregnancies, peaks at 8-12 weeks gestation. Life-threatening complications include Wernicke encephalop... ACEM Fellowship Written, ACEM Fellow

Obstetric24 Jan 2026
Emergency Medicine
Obstetrics and Gynaecology
High evidence
ACEM Fellowship Written
ACEM
Emergency

Hyperosmolar Hyperglycaemic State (HHS)

Hyperosmolar Hyperglycaemic State (HHS, formerly HONK/HHNS) is the most lethal hyperglycaemic emergency with 15-20% mort... ACEM Fellowship Written, ACEM Fellow

Endocrine Emergencies24 Jan 2026
Emergency Medicine
Endocrinology
High evidence
ACEM Fellowship Written
ACEM
Emergency

Hypertensive Emergency

Hypertensive emergencies affect 1-2% of all hypertensive patients and carry 5-25% mortality depending on end-organ invol... ACEM Primary Written, ACEM Fellowshi

Cardiovascular24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Hyperthermia Emergency (Heat Illness)

Heat stroke is defined by core temp greater than 40°C + CNS dysfunction - confusion, seizures, coma. Mortality 10-50%... ACEM Fellowship Written, ACEM Fellow

Environmental24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Hypertrophic Pyloric Stenosis

Examination demonstrating 'olive' mass and gastric peristaltic waves... ACEM Fellowship Written, ACEM Fellowship OSCE exam preparation.

Paediatric Emergencies
Emergency Medicine
Paediatric Surgery
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Hypoglycaemia - Emergency Management

Hypoglycaemia is a medical emergency defined by the clinical triad of low blood glucose (below 4.0 mmol/L in ED context)... ACEM Primary Written, ACEM Primary V

Endocrine Emergencies24 Jan 2026
Emergency Medicine
Endocrinology
High evidence
ACEM Primary Written
ACEM
Emergency

Hypothermia - Emergency Medicine

Accidental hypothermia is defined as an involuntary drop in core body temperature below 35°C (95°F). It ranges from mild... ACEM Fellowship Written, ACEM Fellow

Environmental24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Intracerebral Haemorrhage

Intracerebral haemorrhage (ICH) accounts for 10-15% of all strokes and has the highest mortality of stroke subtypes at 3... ACEM Fellowship Written, ACEM Fellow

Neurological24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Intraosseous (IO) Access

IO is second-line to IV (ANZCOR: IV preferred, IO if IV cannot be rapidly achieved within 2 attempts)... ACEM Primary Written, ACEM Primary Viva exam prepara

Vascular Access24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Intraosseous (IO) Vascular Access

IO access is a bridge, not a destination - Replace with IV/CVC within 24 hours. Risk of osteomyelitis increases signi... ACEM Primary Written, ACEM Primary V

Procedures24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Intussusception - Adult

Adult intussusception is rare (5% of intestinal obstructions, 2-3 cases per million adults/year) and has a lead point... ACEM Fellowship Written, ACEM Fellow

Acute Abdominal Surgery24 Jan 2026
Emergency Medicine
General Surgery
Moderate evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Intussusception - Paediatric

Lethargy as presenting feature: Not just pain—lethargy occurs in 20-30% and may be the first sign... ACEM Primary Written, ACEM Primary Viva exam preparation

Paediatric Emergencies
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Jellyfish Envenomation

Jellyfish envenomation in Australia ranges from mild stings to life-threatening emergencies. Box jellyfish (Chironex fle... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Laryngomalacia

Laryngomalacia accounts for 60-75% of all congenital stridor cases. Most infants (90%) have mild disease that resolves s... ACEM Primary Written, ACEM Primary V

Paediatrics23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM

Laryngotracheobronchitis

Croup is the most common cause of acute upper airway obstruction in children, affecting 3-5% annually with a mortality b... ACEM Primary Written, ACEM Primary V

Paediatrics23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Leptospirosis

Leptospirosis is endemic in tropical and subtropical regions, particularly northern Australia (Queensland, Northern Terr... ACEM Primary Written, ACEM Primary V

Infectious Disease24 Jan 2025
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Limb Trauma

Limb trauma encompasses a spectrum of injuries from simple fractures to severe mangled extremities. The emergency physic... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2025
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Lumbar Puncture (Emergency)

CT before LP is required if: age greater than 60, immunocompromised, CNS disease history, recent seizure, focal neuro... ACEM Fellowship Written, ACEM Fellow

Procedures24 Jan 2025
Emergency Medicine
Neurology
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Massive Haemoptysis

Massive haemoptysis represents a true time-critical emergency with mortality rates of 30-80% if untreated, primarily fro... ACEM Fellowship Written, ACEM Fellow

Respiratory24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Massive Transfusion Protocol

Massive transfusion occurs in approximately 10-25% of major trauma patients requiring blood products. Mortality ranges f... ACEM Primary Written, ACEM Primary V

Trauma Resuscitation
Emergency Medicine
Trauma
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Maternal Cardiac Arrest

Maternal cardiac arrest requires immediate resuscitation with pregnancy-specific modifications: manual uterine displacem... ACEM Primary Written, ACEM Primary V

Resuscitation
Emergency Medicine
Obstetrics
High evidence
ACEM Primary Written
ACEM
Emergency

Maxillofacial Trauma

Maxillofacial trauma encompasses injuries to the facial skeleton including mandible, maxilla, zygoma, orbit, and nasoeth... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Mechanical CPR

Mechanical cardiopulmonary resuscitation devices (AutoPulse load-distributing band, LUCAS piston device, ZOLL) deliver a... ACEM Fellowship Written, ACEM Fellow

Resuscitation
Emergency Medicine
Moderate evidence
ACEM Fellowship Written
ACEM
Emergency

Mechanical Ventilation in the Emergency Department

Emergency physicians must initiate ventilation with lung-protective settings (tidal volume 6-8 mL/kg predicted body weig... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Melioidosis

Melioidosis is the most important tropical infection in northern Australia, with incidence rates of 16.5-50 per 100,000 ... ACEM Primary Written, ACEM Primary V

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Mental Health Act - Australia & New Zealand

Each Australian state/territory and New Zealand operates under separate Mental Health legislation with significant varia... ACEM Fellowship Written, ACEM Fellow

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Myasthenic Crisis

One-liner : Myasthenic crisis is life-threatening respiratory failure from severe weakness in myasthenia gravis requiring early intubation, immunotherapy (IVIg or plasma exchange), and ICU management.

Neurological24 Jan 2026
Emergency Medicine
Neurology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Myxoedema Coma

Myxoedema coma represents the most severe manifestation of decompensated hypothyroidism with mortality rates of 25-60% e... ACEM Fellowship Written, ACEM Fellow

Endocrine24 Jan 2025
Emergency Medicine
Moderate evidence
ACEM Fellowship Written
ACEM
Emergency

Myxoedema Coma

Myxoedema coma (myxedema crisis) is the extreme decompensated state of hypothyroidism with mortality 20-60% despite inte... ACEM Primary Written, ACEM Primary V

Endocrine Emergencies24 Jan 2026
Emergency Medicine
Endocrinology
High evidence
ACEM Primary Written
ACEM
Emergency

Near-Drowning

Hypoxia is the primary cause of death - start rescue breathing immediately, even before checking for a pulse... ACEM Fellowship Written, ACEM Fellowship OSCE

Paediatrics24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Necrotising Fasciitis

One-liner : Necrotising fasciitis is a rapidly progressive, life-threatening soft tissue infection requiring emergency surgical debridement within 6-12 hours to prevent death.

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Neonatal Resuscitation

Neonatal resuscitation affects 2-10 per 1000 live births, with mortality reaching 20-30% without appropriate interventio... ACEM Primary Written, ACEM Primary V

Paediatrics24 Jan 2025
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM

Nerve Blocks in the Emergency Department

Indications and contraindications for common ED nerve blocks... ACEM Fellowship Written, ACEM Fellowship OSCE exam preparation.

Procedures24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Newborn Resuscitation

85% of term newborns transition spontaneously within 10-30 seconds of birth; only 10% require any assistance; under 1... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026Peer reviewed
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Non-Invasive Ventilation (NIV/BiPAP/CPAP)

BiPAP is first-line for COPD exacerbation with respiratory acidosis (pH 7.25-7.35) - NNT 5 to prevent intubation, NNT... ACEM Primary Written, ACEM Primary V

Respiratory24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

NSTEMI and Unstable Angina (Non-ST-Elevation ACS)

Non-ST-elevation acute coronary syndrome (NSTE-ACS) encompasses NSTEMI and unstable angina, characterized by acute cardi... ACEM Primary Written, ACEM Fellowshi

Cardiovascular24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Opioid Overdose

Opioid overdose occurs when excessive opioid agonism at mu-receptors causes life-threatening respiratory depression thro... ACEM Primary Written, ACEM Primary V

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Organophosphate Poisoning

Organophosphate (OP) poisoning is a medical emergency requiring immediate antidotal therapy with atropine and pralidoxim... ACEM Primary Written, ACEM Primary V

Toxicological Emergencies
Emergency Medicine
Toxicology
High evidence
ACEM Primary Written
ACEM
Emergency

Paediatric Advanced Life Support (PALS)

Paediatric cardiac arrest differs fundamentally from adult arrest. Most paediatric arrests are asphyxial (respiratory in... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Paediatric Airway Management

The paediatric airway differs fundamentally from the adult airway in anatomy, physiology, and pathology. Children are NO... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
+2
ACEM
Emergency

Paediatric Cardiac Arrest

Survival depends on early recognition of pre-arrest states (bradycardia, respiratory failure), rapid initiation of BLS w... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Primary Written
ACEM
Emergency

Paediatric Trauma

Paediatric trauma accounts for a significant proportion of ED presentations and mortality in children. Unlike adults, ch... ACEM Fellowship Written, ACEM Fellow

Trauma24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Paraquat Poisoning

Paraquat (1,1'-dimethyl-4,4'-bipyridylium) is a highly toxic bipyridyl herbicide with 60-90% mortality. Toxicity results... ACEM Primary Written, ACEM Primary V

Toxicology
Emergency Medicine
Clinical Toxicology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

PEA and Asystole (Non-Shockable Rhythms)

PEA is defined as an organised electrical rhythm on the monitor in the absence of a palpable central pulse, while asysto... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Pelvic Fracture Trauma

Pelvic fractures represent high-energy injuries with significant mortality, primarily due to haemorrhage. Immediate mana... ACEM Fellowship Written, ACEM Fellow

Trauma & Resuscitation
Emergency Medicine
Orthopaedic Surgery
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Penetrating Abdominal Trauma

Penetrating abdominal trauma is a surgical emergency with mortality 15-25% for major vascular injuries. Immediate priori... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Penetrating Chest Trauma

Penetrating chest trauma requires rapid assessment and immediate life-saving interventions. Follow ATLS primary survey w... ACEM Primary Written, ACEM Primary V

Trauma
Emergency Medicine
Trauma Surgery
High evidence
ACEM Primary Written
ACEM
Emergency

Pericardiocentesis

Ultrasound-guided pericardiocentesis has 90-97% success rate compared to 50-80% for blind technique (PMID: 12628672, ... ACEM Primary Written, ACEM Primary V

Procedures24 Jan 2025
Emergency Medicine
Cardiology
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Perimortem Caesarean Section (Resuscitative Hysterotomy)

Maternal cardiac arrest occurs in approximately 1 in 30,000 deliveries with high mortality (60-70% if delayed). The grav... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
Obstetrics and Gynaecology
High evidence
ACEM Primary Written
ACEM
Emergency

Placental Abruption

Placental abruption is a life-threatening obstetric emergency affecting 0.5-1% of pregnancies with perinatal mortality r... ACEM Primary Written, ACEM Primary V

Obstetric Emergencies24 Jan 2026
Emergency Medicine
Obstetrics
High evidence
ACEM Primary Written
ACEM
Emergency

Pleural Effusion - Emergency Management

Pleural effusion affects 1.5 million people annually in developed countries, with causes ranging from transudative (CHF,... ACEM Fellowship Written, ACEM Fellow

Respiratory24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Pneumonia - Adult

CURB-65 score (0-1: outpatient, 2: consider admission, ≥3: severe - ICU assessment) is the most validated severity to... ACEM Fellowship Written, ACEM Fellow

Infectious Diseases
Emergency Medicine
Respiratory Medicine
High evidence
ACEM Fellowship Written
+1
ACEM

Pneumonia - Paediatric

Tachypnoea is the most sensitive clinical sign of pneumonia: greater than 60/min (below 2 months), greater than 50/mi... ACEM Fellowship Written, ACEM Fellow

Paediatric Emergency Medicine24 Jan 2026
Emergency Medicine
Paediatrics
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Point-of-Care Ultrasound (POCUS)

Parameter Detail ----------- -------- Core Applications eFAST, cardiac views, lung ultrasound, IVC, AAA, DVT, procedural guidance ACEM Credential Core skill - required for Fellowship Minimum Training 25-50 supervised...

Procedures24 Jan 2024
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Post-Intubation Management

Immediate post-intubation management requires systematic verification of correct ETT placement, secure fixation, and ini... ACEM Primary Written, ACEM Primary V

Airway
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Post-Resuscitation Care

Post-resuscitation care is the critical phase between ROSC and definitive outcome, determining whether a patient survive... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Postpartum Haemorrhage

PPH affects 10-15% of deliveries and remains a leading cause of maternal mortality globally. The most common cause is ut... ACEM Primary Written, ACEM Primary V

Obstetric24 Jan 2025
Emergency Medicine
Obstetrics and Gynaecology
High evidence
ACEM Primary Written
ACEM
Emergency

Pre-eclampsia and Eclampsia

Pre-eclampsia affects 2-8% of pregnancies globally and remains a leading cause of maternal mortality, accounting for 10-... ACEM Fellowship Written, ACEM Fellow

Obstetric24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Primary Survey - ATLS

Primary survey is the systematic ABCDE approach to identify and immediately treat life-threatening injuries in trauma pa... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Procedural Sedation in the Emergency Department

Parameter Detail ----------- -------- Indications Fracture/dislocation reduction, cardioversion, laceration repair, abscess drainage, foreign body removal, diagnostic procedures (CT in agitated patient)...

Procedures24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Rabies Post-Exposure Prophylaxis

One-liner : Rabies PEP is a medical emergency requiring immediate wound washing (15 min), rabies immunoglobulin (20 IU/kg infiltrated into wound), and vaccine series (day 0/3/7/14/28) to prevent 100% fatal encephalitis.

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Raised Intracranial Pressure

Raised ICP occurs when the volume of brain parenchyma, blood, or CSF exceeds the compensatory capacity of the rigid cran... ACEM Primary Written, ACEM Primary V

Neurology24 Jan 2025
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Rapid Sequence Intubation (RSI)

RSI is the gold standard for emergency airway management in the ED, used in greater than 90% of intubations. The 7 Ps fr... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Redback Spider Envenomation

Critical Alert: Redback Spider Envenomation Redback spider ( Latrodectus hasselti ) envenomation causes latrodectism through alpha-latrotoxin-mediated massive neurotransmitter release. Clinical features include...

Toxicology
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Resuscitative Thoracotomy

Emergency Department thoracotomy is indicated for penetrating thoracic trauma with witnessed arrest, allows release of p... ACEM Primary Written, ACEM Primary V

Procedures24 Jan 2026
Emergency Medicine
Trauma Surgery
High evidence
ACEM Primary Written
ACEM
Emergency

Rhabdomyolysis

Life-threatening muscle breakdown syndrome (CK greater than 1,000 U/L) from trauma, drugs, exertion, or seizures causing... ACEM Primary Written, ACEM Primary V

Other24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Rhabdomyolysis

Rhabdomyolysis represents a clinical syndrome ranging from asymptomatic CK elevation to life-threatening multi-organ fai... ACEM Fellowship Written, ACEM Fellow

Renal Emergencies24 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Secondary Survey

The Secondary Survey is a comprehensive, head-to-toe physical examination performed after the Primary Survey confirms no immediate life threats. It begins with obtaining a history (using the AMPLE mnemonic), followed...

Trauma
Emergency Medicine
Trauma Surgery
High evidence
ACEM Primary Written
ACEM
Emergency

Sepsis - Paediatric

Phoenix Sepsis Score (2024) replaces SIRS: Score 2+ indicates sepsis (respiratory, cardiovascular, coagulation, neuro... ACEM Fellowship Written, ACEM Fellow

Paediatric Emergency Medicine
Emergency Medicine
Paediatrics
High evidence
ACEM Fellowship Written
+1
ACEM
Emergency

Septic Shock Management

Septic shock represents the most severe end of the sepsis spectrum with mortality 25-40%. Early recognition using qSOFA ... ACEM Primary Written, ACEM Fellowshi

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Severe Malaria

Severe malaria occurs when P. falciparum parasitemia is complicated by organ dysfunction (cerebral malaria, ARDS, AKI, s... ACEM Fellowship Written, ACEM Fellow

Infectious24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Severe Sepsis - Adult

Sepsis-3 Definition: Organ dysfunction (SOFA score increase ≥2) caused by infection - SIRS criteria abandoned... ACEM Primary Written, ACEM Primary Viva exam

Resuscitation
Emergency Medicine
Intensive Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Shockable Rhythms - Ventricular Fibrillation and Pulseless Ventricular Tachycardia

Ventricular fibrillation (VF) and pulseless ventricular tachycardia (pVT) represent the most treatable causes of cardiac... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Shoulder Dystocia

This is a time-critical emergency occurring in 0.2-3% of vaginal deliveries, characterized by the pathognomonic "turtle ... ACEM Fellowship Written, ACEM Fellow

Obstetric Emergencies24 Jan 2026
Emergency Medicine
Obstetrics
High evidence
ACEM Fellowship Written
ACEM
Emergency

Spinal Cord Compression - Emergency Management

Spinal cord compression (SCC) results from extrinsic pressure on the spinal cord from malignancy (most common), trauma, ... ACEM Primary Written, ACEM Fellowshi

Neurology24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Status Epilepticus

One-liner : Status epilepticus is continuous seizure activity lasting greater than 5 minutes or ≥2 seizures without recovery of consciousness; treat immediately with IV lorazepam or IM midazolam, escalate rapidly to...

Neurological24 Jan 2026
Emergency Medicine
Neurology
High evidence
ACEM Primary Written
ACEM
Emergency

STEMI Management in the Emergency Department

ST-elevation myocardial infarction represents complete occlusion of an epicardial coronary artery causing transmural myo... ACEM Fellowship Written, ACEM Fellow

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Subarachnoid Haemorrhage (SAH)

Subarachnoid haemorrhage (SAH) accounts for 5% of strokes but carries disproportionate mortality (40-50% at 30 days) and... ACEM Fellowship Written, ACEM Fellow

Neurological24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Suicidal Patient Assessment

Emergency Department (ED) suicide assessment has shifted from "predicting" suicide (statistically impossible with accept... ACEM Fellowship Written, ACEM Fellow

Psychiatric24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Supraglottic Airway Devices

description: "ACEM comprehensive guide to SGA use in emergency medicine",... ACEM Primary Written, ACEM Primary Viva exam preparation.

Airway Management
Emergency Medicine
Anaesthetics
High evidence
ACEM Primary Written
ACEM

Suprapubic Bladder Catheterization

Parameter Detail ----------- -------- Indications Acute urinary retention, failed urethral catheterization, urethral trauma/stricture, long-term catheterization Contraindications Empty bladder, pelvic malignancy,...

Procedures24 Jan 2026
Emergency Medicine
Urology
High evidence
ACEM Primary Written
ACEM

Supraventricular Tachycardia (Narrow Complex)

SVT accounts for 50,000 ED presentations annually in the US, with incidence 35 per 100,000 person-years. Most cases (60... ACEM Fellowship Written, ACEM Fellow

Cardiovascular24 Jan 2026
Emergency Medicine
Cardiology
High evidence
ACEM Fellowship Written
ACEM
Emergency

Surgical Airway - Cricothyroidotomy

Cricothyroidotomy is a life-saving procedure performed when all other airway management options have failed. The scalpel... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Syncope - Emergency Department Assessment

Syncope accounts for 1-3% of ED presentations and 6% of hospital admissions. While reflex syncope is most common (40-50%... ACEM Primary Written, ACEM Fellowshi

Cardiovascular24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Targeted Temperature Management (TTM)

Targeted Temperature Management (TTM) involves controlled regulation of body temperature post-cardiac arrest to reduce s... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Critical Care
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Temporary Cardiac Pacing

Assess hemodynamic stability (hypotension, altered mental status, chest pain, heart failure)... ACEM Fellowship Written, ACEM Fellowship OSCE exam preparatio

Cardiac Procedures24 Jan 2025
Emergency Medicine
Cardiology
High evidence
ACEM Fellowship Written
ACEM
Emergency

Tension Pneumothorax

Tension pneumothorax develops when air enters the pleural space through a one-way valve mechanism, progressively increas... ACEM Primary Written, ACEM Primary V

Resuscitation24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Termination of Resuscitation

Termination of resuscitation occurs when further CPR and advanced life support are unlikely to result in sustained retur... ACEM Fellowship Written, ACEM Fellow

Resuscitation
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Tetanus

Tetanus presents with characteristic trismus (lockjaw), risus sardonicus, opisthotonos, and generalized muscle spasms tr... ACEM Fellowship Written, ACEM Fellow

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Thyroid Storm

Thyroid storm (thyrotoxic crisis) is an acute, severe, life-threatening exacerbation of thyrotoxicosis with multiorgan d... ACEM Primary Written, ACEM Primary V

Endocrine/Metabolic24 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Toxicology - General Approach

The initial approach to any poisoned patient follows a structured ABCDE assessment with simultaneous history-taking and ... ACEM Fellowship Written, ACEM Fellow

Toxicology24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Tracheostomy Care

Tracheostomy patients presenting to the ED require systematic assessment and immediate action for airway emergencies. The most critical emergencies are:

Airway Management
Emergency Medicine
Anaesthesia
High evidence
ACEM Primary Written
+2
ACEM
Emergency

Trauma Resuscitation - Adult

One-liner : Trauma resuscitation requires immediate, systematic assessment using ATLS ABCDE protocol, damage control resuscitation (permissive hypotension, balanced blood product ratio, early TXA), and rapid...

Resuscitation23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Trauma Scene Safety

Trauma scene safety is the critical first step in emergency medicine, following the hierarchy: Self Partner/Crew Pub... ACEM Fellowship Written, ACEM Fellow

Trauma24 Jan 2025
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Traumatic Brain Injury

Traumatic brain injury (TBI) affects 180-250 per 100,000 Australians annually with 10-20% mortality for moderate-severe ... ACEM Primary Written, ACEM Primary V

Trauma23 Jan 2026
Emergency Medicine
High evidence
ACEM Primary Written
ACEM
Emergency

Traumatic Cardiac Arrest

Traumatic cardiac arrest differs fundamentally from medical cardiac arrest in aetiology and management . While medica... ACEM Primary Written, ACEM Primary V

Resuscitation23 Jan 2026
Emergency Medicine
Trauma Surgery
High evidence
ACEM Primary Written
+1
ACEM
Emergency

Tricyclic Antidepressant Overdose

Tricyclic antidepressant (TCA) overdose is a medical emergency characterised by sodium channel blockade causing QRS prol... ACEM Fellowship Written, ACEM Fellow

Toxicology23 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM

Tropical Infections (Australia)

Australia's tropical north and remote Indigenous communities experience unique infectious disease profiles not seen else... ACEM Fellowship Written, ACEM Fellow

Infectious Disease24 Jan 2026
Emergency Medicine
High evidence
ACEM Fellowship Written
ACEM
Emergency

Umbilical Cord Prolapse

Cord prolapse is an obstetric emergency with perinatal mortality of 9-47% if untreated. It occurs in 0.14-0.62 per 1,000... ACEM Primary Written, ACEM Primary V

Obstetric24 Jan 2026
Emergency Medicine
Obstetrics and Gynaecology
High evidence
ACEM Primary Written
ACEM
Emergency

Video Laryngoscopy

First-pass success: VL increases first-pass success from 70-75% (DL) to 80-85% in most ED studies... ACEM Primary Written, ACEM Primary Viva exam preparati

Airway Management
Emergency Medicine
High evidence
ACEM Primary Written
ACEM

Weedkiller (Paraquat) Poisoning

Redox cycling mechanism: Paraquat is reduced intracellularly to a free radical, then re-oxidised by oxygen, producing... ACEM Primary Written, ACEM Fellowshi

Clinical Toxicology23 Jan 2026Peer reviewed
Emergency Medicine
Toxicology
High evidence
ACEM Primary Written
+1