NCEMI eTools

Alvarado appendicitis score
Alvarado Appendicitis Score
A score for assessing the likelihood of appendicitis in an adult population.
Score: 0
Appendicitis less likely
Assessment
<5Appendicitis less likely
5-6Possible appendicitis
7-8Probably appendicitis
>8Very probably appendicitis
 
Migration of pain to right lower quadrant
Yes 1 points
No 0 points
 
Anorexia, or acetone in urine
Yes 1 points
No 0 points
 
Nausea-vomiting
Yes 1 points
No 0 points
 
Right lower quadrant tenderness
Yes 2 points
No 0 points
 
Rebound pain
Yes 1 points
No 0 points
 
Fever
Yes 1 points
No 0 points
 
White blood cell count over 10K?
Yes 2 points
No 0 points
 
Left shift (over 75% neutrophils)?
Yes 1 points
No 0 points
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