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Accuracy of RIPASA and Lintula Scores in Diagnosing Acute Appendicitis Using Surgical Findings as the Gold Standard

Muhammad Saulat Naeem1, Zoya Sadiq2, Muhammad Awais3

  • 1Surgery, Mayo Hospital, Lahore, PAK.

Cureus
|December 14, 2022
PubMed
Abstract

Insights

The Raja Isteri Pengiran Anak Saleha Appendicitis (RIPASA) score demonstrated higher diagnostic accuracy for acute appendicitis compared to the Lintula score. This finding is based on surgical outcomes in an Asian population.

Area of Science:

  • Medical diagnostics
  • Surgical outcomes
  • Clinical scoring systems

Background:

  • Appendicitis involves inflammation of the appendix, with appendectomy as the standard treatment.
  • Diagnosis relies on clinical assessment, elevated neutrophils, imaging, and scoring systems like RIPASA and Lintula.
  • Accurate diagnosis is crucial for timely intervention and patient outcomes.

Purpose of the Study:

  • To evaluate and compare the diagnostic accuracy of the RIPASA and Lintula scoring systems for acute appendicitis.
  • To determine the effectiveness of these scores using surgical findings as the gold standard in an Asian demographic.

Main Methods:

  • A retrospective cohort study involving 120 patients diagnosed with suspected appendicitis.
  • Data collection included demographic information, RIPASA scores, and Lintula scores.
  • Histopathological findings post-surgery served as the gold standard for diagnosis verification.

Main Results:

  • The RIPASA scoring system achieved a diagnostic accuracy of 91.67%.
  • The Lintula scoring system achieved a diagnostic accuracy of 79.17%.
  • The study included patients with an average age of 37.39 years and a male-to-female ratio of 1.14:1.

Conclusions:

  • Both RIPASA and Lintula scoring systems are effective in diagnosing acute appendicitis.
  • The RIPASA scoring system exhibited superior diagnostic performance compared to the Lintula scoring system.
  • These findings support the utility of the RIPASA score in clinical practice for appendicitis diagnosis.
Keywords:
acute appendicitisdiagnosing appendicitislintularipasasurgical findings

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