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[Prognostic aspects of esophageal ph-metry in infants with reflux]
1Istituto di Puericultura e Pediatria Sociale, Università degli Studi di Siena, Italia.
Insights
This study introduces a new computerized method to analyze acid gastroesophageal reflux (GER) in infants. The method quantifies reflux exposure, offering a potentially better prognostic index for GER disease.
Area of Science:
- Pediatric Gastroenterology
- Diagnostic Methods in Medicine
- Reflux Disease Research
Background:
- Gastroesophageal reflux (GER) is common in infants.
- Continuous 24-hour esophageal pH monitoring is standard for quantifying GER.
- Current methods lack predictive power for esophagitis.
Purpose of the Study:
- To present a novel computerized method for analyzing GER.
- To evaluate the prognostic capability of the new method.
- To improve the assessment of GER in pediatric patients.
Main Methods:
- A computerized method was developed to calculate the area under the curve (AUC) and time percentage at various pH levels.
- This method quantifies reflux events below pH 4.
- Comparison with the DeMeester-Boix-Ochoa score was performed.
Main Results:
- The new AUC and pH percentage parameters demonstrated sensitivity and specificity comparable to the DeMeester-Boix-Ochoa score.
- The method directly correlates reflux duration and pH levels.
- This suggests improved prognostic value for GER.
Conclusions:
- The computerized method offers a potentially superior prognostic index for GER.
- Further studies are needed to validate this approach for GER assessment.
- This method may enhance the understanding and management of pediatric GER.
Abstract:
Gastroesophageal reflux (g.e.r.) is a very common event in children particularly in infants. Twenty-four-hour continuous esophageal pH monitoring has become the preferred test to quantify acid gastroesophageal reflux. It has a large sensitivity and specificity, but it does not allow a good prediction of esophagitis. The Authors show a computerized method to determine the area under the curve (a.u.c.) and the percentage of time at different pH levels. These parameters have shown the same sensitivity and specificity as DeMeester-Boix-Ochoa score. They directly relate the time of exposure and pH level in every reflux under pH 4 and so they suggest a better prognostic index. To improve this approach to g.e.r. we will need other studies with this method.