- Has the patient had anaesthesia before?
- Specifically were there any problems?
- Nausea and vomiting, is relatively common, don't forget to quantify it, was it a short episode of nausea or did it last for hours?
- If the patient has not had an anaesthetic have they got a direct relative who has had anaesthesia problems?
- Specific problems with a genetic link include malignant hyperthemia and succinylcholine apnoea.