Appendicitis Inflammatory Response (AIR) Score

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Vomiting

RIF pain

Rebound tenderness

Temp ≥ 101.3ºF (38.5ºC)

Polymorphonuclear leukocytes

WBC count, x 10^9/L

CRP level, mg/L

References

Roland E Andersson. Diagnostic value of the appendicitis inflammatory response (AIR) score. A systematic review and meta-analysis. World Journal of Emergency Surgery : WJES, 2025
Elin Moltubak. Validation of the Appendicitis Inflammatory Response (AIR) score during pregnancy: A nested case-control study.. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine, 2024
Robert A Bonomo. 2024 Clinical Practice Guideline Update by the Infectious Diseases Society of America on Complicated Intra-abdominal Infections: Risk Assessment, Diagnostic Imaging, and Microbiological Evaluation in Adults, Children, and Pregnant People.. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2024
A Bhangu. Evaluation of appendicitis risk prediction models in adults with suspected appendicitis.. The British journal of surgery, 2020
M. Andersson. Randomized clinical trial of Appendicitis Inflammatory Response score‐based management of patients with suspected appendicitis. British Journal of Surgery, 2017
Alasdair Scott. Risk stratification by the Appendicitis Inflammatory Response score to guide decision‐making in patients with suspected appendicitis. British Journal of Surgery, 2015