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Risk stratisfication score introducted by Maden Samuel in 2002.
The Pediatric Appendicitis Score had a sensitivity of 1, speciificity of 0.92, positive predictive value of 0.96, and negative predictive value of 0.99
Signs:
- Right lower quadrant tenderness = 2 points
- Cough/Percussion/Hop RLQ tenderness = 1 point
- Pyrexia = 1 point
Symptoms:
- RLQ migration of pain = 1 point
- Anorexia = 1 point
- Nausea/Vomiting = 1 point
Laboratory Values:
- Leukocytosis = 2 points
- Polymorphonuclear neutrophiia = 1 point
Scores of 4 or less are least likely to have acute appendicitis, while scores of 8 or more are most likely.
References
Pediatric Appendicits Score. Samuel, M. J Pedia Surg.37:877-888. 2002.