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Revista del Nacional (Itauguá)

versión impresa ISSN 2072-8174


YEGROS-ORTIZ, Carlos Darío et al. Evaluation of the Alvarado Scale in the clinical diagnosis of acute appendicitis in the Emergency Department of the Hospital Nacional Itauguá in the years 2018 and 2019. Rev. Nac. (Itauguá) [online]. 2022, vol.14, n.1, pp.46-57. ISSN 2072-8174.


risk stratification of patients with suspected acute appendicitis using clinical scoring systems could guide decision-making to reduce admissions, optimize the usefulness of diagnostic imaging and prevent negative surgical scans.


to evaluate the usefulness of the Alvarado Scale for the diagnosis of acute appendicitis in the Emergency Department of the Hospital Nacional Itauguá from January 2018 to December 2019.


descriptive observational cross-sectional study with nonprobabilistic sampling of consecutive cases. A Microsoft Excel electronic spreadsheet contained in the patient files was used for the collection of data for further analysis and descriptive statistical presentation.


121 cases of acute appendicitis were recorded, of which 53.71 % were male. 100 % of the sample presented pain in the right iliac fossa; the presence of Blumberg sign was detected in 67 % of the patients. 49.85 % of the sample presented an 8-10 score according to the Alvarado Scale. 90.08 % of the patients presented some type of appendicitis in the pathological anatomy.


the study reveals that the Alvarado Scale is a useful and important tool for the systematic application of a diagnostic score in emergency services, which allows to reduce consequently the margin of diagnostic error and the possible sanitary, economic and legal implications.

Palabras clave : Alvarado scale; apendicitis; appendectomy; surgery..

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