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Chronic gastritis is not associated with gastric dysrhythmia or delayed solid emptying in children with dyspepsia
Craig A Friesen1, Zhiyue Lin, Robert Garola
1Gastroenterology, Children's Mercy Hospital, Kansas City, Missouri 64108, USA. cfriesen@cmh.edu
Insights
Chronic gastritis in children with dyspepsia does not correlate with gastric dysrhythmia or delayed emptying. Inflammation and abnormal gut motility appear to be separate causes of pediatric dyspepsia.
Area of Science:
- Pediatric Gastroenterology
- Gastrointestinal Motility Disorders
- Immunohistology
Background:
- Dyspepsia is a common complaint in children.
- Chronic gastritis (CG) and gastric dysrhythmia are potential causes of dyspepsia.
- The relationship between CG and gastric dysrhythmia in pediatric patients is not well understood.
Purpose of the Study:
- To investigate the association between chronic gastritis and gastric dysrhythmia or delayed gastric emptying in children presenting with dyspepsia.
- To evaluate immune cell infiltration in the gastric antrum in relation to motility parameters.
Main Methods:
- Twenty-two children (7-15 years) with dyspepsia and normal endoscopies underwent antral biopsies for CG and immunohistology (CD3+, CD20+, CD25+, tryptase).
- Electrogastrography (EGG) and gastric scintiscans were performed to assess gastric motility.
- Correlation analysis was used to examine relationships between inflammation markers and motility.
Main Results:
- Chronic gastritis and increased immune cell densities were not associated with delayed gastric emptying.
- Mean CD3+ cell counts showed a positive correlation with normal slow waves on EGG.
- Patients with normal EGG findings had higher CD3+ cell densities.
Conclusions:
- In children with dyspepsia and normal endoscopies, chronic antral inflammation is not linked to EGG abnormalities or delayed solid emptying.
- Chronic gastritis and gastric dysrhythmia may represent distinct pathophysiological mechanisms contributing to pediatric dyspepsia.
Abstract:
To determine if chronic gastritis (CG) is associated with gastric dysrhythmia or delayed solid emptying in children with dyspepsia, 22 patients (7-15 years of age) with dyspepsia and normal gross endoscopies were studied. Antral biopsies were evaluated for chronic gastritis, and immunohistology was performed to determine densities of CD3+, CD20+, CD25+, and tryptase-positive cells. Electrogastrography (EGG) and gastric scintiscan evaluation were performed within 2-7 days of endoscopy. CG and increased immune cell densities were not associated with altered gastric emptying. Mean CD3+ cell counts were positively correlated with the percentage normal slow waves, and patients with a normal EGG had increased CD3+ cell density. In children with dyspepsia, chronic antral inflammation in the setting of a normal gross endoscopy is not associated with EGG abnormalities or delayed solid emptying. Chronic gastritis and gastric dysrhythmia may simply be two separate and distinct mechanisms resulting in the clinical entity of dyspepsia.
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