[Durgical](https://durgical.com/en/) › [DurgiPedia](https://durgical.com/en/durgipedia/) › [Anaesthesia and ICU](https://durgical.com/en/anaesthesia/) › Intraoperative crises

# Intraoperative crises

Malignant hyperthermia, anaphylaxis, bronchospasm, hypotension, hypoxaemia, aspiration and local anaesthetic toxicity.

8 pages

- [**Anaphylaxis under anaesthesia** A severe, sudden allergic reaction during surgery, often to a drug given at induction, that…](https://durgical.com/en/anaesthesia/anaphylaxis-under-anaesthesia/)
- [**Bronchospasm and laryngospasm** Two airway emergencies under anaesthesia: the small airways clamp down (bronchospasm) or the…](https://durgical.com/en/anaesthesia/bronchospasm-and-laryngospasm/)
- [**High or total spinal block** Sometimes the numbing medicine of a spinal or epidural spreads too high and weakens the…](https://durgical.com/en/anaesthesia/high-or-total-spinal-block/)
- [**Intraoperative hypotension** Low blood pressure during an operation; it is common, usually treatable, and sometimes the first…](https://durgical.com/en/anaesthesia/intraoperative-hypotension/)
- [**Intraoperative hypoxaemia: a stepwise approach** When the oxygen level in the blood falls during surgery, the team checks everything from the…](https://durgical.com/en/anaesthesia/intraoperative-hypoxaemia-a-stepwise-approach/)
- [**Malignant hyperthermia** A rare inherited muscle reaction to some anaesthetic gases and one relaxant that makes the body…](https://durgical.com/en/anaesthesia/malignant-hyperthermia/)
- [**Massive haemorrhage in theatre** When a patient bleeds heavily during surgery, the team stops the bleeding, replaces blood with…](https://durgical.com/en/anaesthesia/massive-haemorrhage-in-theatre/)
- [**Pulmonary aspiration** Stomach contents can flow back up and into the lungs while a patient is anaesthetised; acid and…](https://durgical.com/en/anaesthesia/pulmonary-aspiration/)

## A to Z

- [A](https://durgical.com/en/anaesthesia/a-z/a/)
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- [C](https://durgical.com/en/anaesthesia/a-z/c/)
- [D](https://durgical.com/en/anaesthesia/a-z/d/)
- [E](https://durgical.com/en/anaesthesia/a-z/e/)
- [F](https://durgical.com/en/anaesthesia/a-z/f/)
- [G](https://durgical.com/en/anaesthesia/a-z/g/)
- [H](https://durgical.com/en/anaesthesia/a-z/h/)
- [I](https://durgical.com/en/anaesthesia/a-z/i/)
- [L](https://durgical.com/en/anaesthesia/a-z/l/)
- [M](https://durgical.com/en/anaesthesia/a-z/m/)
- [N](https://durgical.com/en/anaesthesia/a-z/n/)
- [O](https://durgical.com/en/anaesthesia/a-z/o/)
- [P](https://durgical.com/en/anaesthesia/a-z/p/)
- [R](https://durgical.com/en/anaesthesia/a-z/r/)
- [S](https://durgical.com/en/anaesthesia/a-z/s/)
- [T](https://durgical.com/en/anaesthesia/a-z/t/)
- [V](https://durgical.com/en/anaesthesia/a-z/v/)
- [W](https://durgical.com/en/anaesthesia/a-z/w/)

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Educational content; it does not replace supervised training, your institution's protocols or the anaesthetist's or intensivist's decision. It contains no doses and no ventilator or infusion settings.

Representative model, for educational purposes only.

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Source: https://durgical.com/en/anaesthesia/areas/crises/
License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Cite as: DurgiPedia (durgical.com), https://durgical.com/en/anaesthesia/areas/crises/