General

Weight and BMI BMI, Ideal Body Weight, Adjusted Body Weight, Lean Body Weight

Airway

DAS Awake Tracheal Intubation (ATI) topicalisation Calculate local anaesthetic dosing based on the Difficult Airway Society (UK) guidelines for awake tracheal intubation in adults ATI topicalisation Calculate using your own technique

Regional

Local anaesthetic (LA) combined doses Calculate the combined dose % for multiple local anaesthetics at varying concentrations and volumes LA bolus and infusion rates Calculate maximum safe bolus and infusion rates for adults ≥45 kg LA 50:50 mixtures Calculate the combined maximum dose and volume of a 50:50 mixture of a short- and long-acting local anaesthetic

Risk

Nottingham Hip Fracture Score A scoring system validated for the prediction of 30-day mortality after hip fracture surgery

Critical care

Vasopressor infusions Calculate infusion rates for noradrenaline and adrenaline (central & peripheral) and vasopressin Adult blood volume Predict adult blood volume and estimated blood loss at different classes of haemorrhagic shock Local anaesthetic toxicity - 20% Intralipid Calculate bolus dose and infusion rates of 20% intralipid to treat local anaesthetic toxicity

Obstetrics

Maternal blood volume Predict maternal blood volume and estimated blood loss at different classes of haemorrhagic shock

Paediatrics

Paediatric anaesthesia Calculate drugs and equipment sizes for routine and emergency anaesthesia

Other

Useful guidelines A collection of useful guidelines relating to anaesthesia and perioperative care Quick Reference Handbook (June 2023) The Association of Anaesthetists
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