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Esophageal function after repair of esophageal atresia
Insights
Children repaired for esophageal atresia show abnormal esophageal function, but diagnostic tests may be overly sensitive. Clinical relevance is limited unless specific symptoms arise, indicating a need for evaluation and potential antireflux procedures.
Area of Science:
- Pediatric Surgery
- Gastroenterology
- Esophageal Disorders
Background:
- Esophageal atresia repair can lead to long-term esophageal dysfunction.
- Assessing the clinical significance of post-repair esophageal abnormalities is crucial.
Purpose of the Study:
- To evaluate esophageal function in patients after esophageal atresia repair.
- To determine the clinical relevance of identified esophageal abnormalities.
- To identify factors contributing to gastroesophageal reflux.
Main Methods:
- Utilized diagnostic tests to assess esophageal function in post-operative patients.
- Correlated functional abnormalities with clinical signs and symptoms.
- Analyzed the relationship between age and esophageal dysfunction.
Main Results:
- Abnormal esophageal function is common post-esophageal atresia repair.
- Diagnostic tests may detect abnormalities lacking clinical significance.
- Esophageal dysfunction severity inversely correlates with patient age.
- Increased gastroesophageal junction tension may cause reflux.
- Dysfunction does not always lead to severe reflux complications.
Conclusions:
- Esophageal dysfunction after repair is often intrinsic, not solely surgical.
- Routine esophageal function testing is not indicated; focus on symptomatic patients.
- Antireflux procedures are necessary for patients with significant signs/symptoms.
Abstract:
The results of this study demonstrate that there is abnormal esophageal function in patients who have undergone repair of esophageal atresia. The diagnostic tests used may be too sensitive as the abnormalities demonstrated have little clinical relevance. In addition, there was an inverse relationship between signs and symptoms of esophageal dysfunction and the age of the child. The abnormalities are probably intrinsic and only secondarily affected by surgical treatment. Increased tension at the gastroesophageal junction is a likely factor in the production of gastroesophageal reflux. Esophageal dysfunction does not necessarily lead to detrimental gastroesophageal reflux with the sequela of repeated respiratory infections, failure to gain weight or esophageal stricture. Only patients who have such signs or symptoms need to undergo evaluation of esophageal function to determine if there is an abnormality. The results of the studies then document the need for an antireflux procedure.