Emergency Medicine · Surgery
RIPASA Score (Appendicitis) calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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Clinical inputs
- Age
- Sex
- Right iliac fossa pain (0.5)
- Pain migration
- Nausea vomiting
- Anorexia (present)
- Duration of symptoms
- RIF tenderness (1)
- Guarding (2)
- Rebound tenderness (+1)
- Rovsing’s sign (2)
- Fever
- Raised white cell count (1)
- Negative urinalysis (1)
- Foreign national registration identity card (1)
Primary source
Chong CF et al. Development of the RIPASA score: a new appendicitis scoring system for the diagnosis of acute appendicitis. Singapore Med J. 2010;51(3):220-5. PMID: 20428744. Scope: 15 parameters with published weights (age <40 =1 / ≥40 =0.5; male=1 / female=0.5; RIF pain 0.5; migration 0.5; nausea/vomiting 1; anorexia 1; duration <48h=1 / ≥48h=0.5; RIF tenderness 1; guarding 2; rebound 1; Rovsing 2; fever 1; raised WCC 1; negative urinalysis 1; foreign NRIC 1); cutoff 7.5. (2010)
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