⚕️ For clinical reference only. Not a substitute for professional judgment.
ASA Physical Status Surgery
American Society of Anesthesiologists physical status classification. Documents perioperative risk and guides pre-operative workup.
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Select ASA class
Tap a class below to classify the patient.
Select Classification
Add "E" suffix for emergency surgery (e.g. ASA III E).
References
- ASA Physical Status Classification System. Anesthesiology. 2020.
- RCoA — Guidelines for the provision of anaesthesia services. 2023.