Anaesthesia & Critical Care

20 learning units • 100 chapter sections • 200 explained questions. Prepare patients for anaesthesia, recognise perioperative emergencies and understand organ support, critical-care teamwork and recovery.

Original RAHBAR study material for the Year 5 learning pathway. Clinical cases support supervised undergraduate learning. Treatment choices, doses and procedures must follow current local protocols and the responsible clinical team. References & further reading ↓

MODULE 16 / 20

Perioperative Emergencies

Recognise anaphylaxis and malignant hyperthermia and summon protocol-led specialist treatment.

Choose an answer and check it immediately. Change your choice to try again. This is a self-study exercise; results are not saved.

Question 01. Can perioperative anaphylaxis occur without visible skin signs? A. NoB. Only outside theatreC. YesD. Only after discharge

Question 02. Which combination suggests anaphylaxis after a new exposure? A. Stable observations and mild hungerB. An unchanged old scarC. Normal recovery aloneD. Sudden hypotension and bronchospasm

Question 03. Which medicine is central to anaphylaxis treatment? A. An antihistamine aloneB. An oral vitaminC. AdrenalineD. An antacid alone

Question 04. Who should administer intravenous adrenaline for anaphylaxis? A. Any untrained visitorB. A patient without supervisionC. Nobody under any circumstancesD. Appropriately experienced clinicians with monitoring

Question 05. Why record all perioperative exposures after a suspected reaction? A. To prove every exposure was responsibleB. To replace acute treatmentC. To avoid follow-upD. To support specialist investigation and future safety

Question 06. Which early pattern can suggest malignant hyperthermia? A. Unexplained rising carbon dioxide with rigidityB. Isolated stable mild thirstC. A healed skin woundD. Normal carbon dioxide and effortless recovery

Question 07. Must extreme fever be present before suspecting malignant hyperthermia? A. YesB. NoC. Only in adultsD. Only during daytime

Question 08. What is a key immediate step in suspected malignant hyperthermia? A. Continue the trigger unchangedB. Wait for routine dischargeC. Silence all monitorsD. Stop triggering agents and activate expert crisis care

Question 09. Which specific treatment is used for malignant hyperthermia? A. An antihistamine as sole treatmentB. DantroleneC. An antacidD. Oral iron

Question 10. Why continue monitoring after apparent crisis improvement? A. Recurrence and organ complications remain possibleB. Improvement proves permanent safetyC. Documentation becomes unnecessaryD. All treatment must stop immediately

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References & Further Reading

Read the relevant guideline sections alongside these original clinical teaching cases. Local pathways, available services and individual patient factors determine care.

Reference review: 29 September 2026. Consult current local protocols for prescribing, procedures and escalation.