Management of Suspected GERD in High-Risk Infants

Diagnostic Approach

The American Academy of Pediatrics guidelines indicate that diagnostic studies should be performed when they can help establish a causal relationship between reflux and symptoms, particularly in patients with associated chronic disease, such as cerebral palsy and recurrent pneumonia 1, 2
Upper endoscopy with esophageal biopsy is the primary method for establishing GERD-related esophageal injury and excluding other conditions that can mimic GERD symptoms in high-risk infants 1
The American Thoracic Society guidelines suggest 24-hour esophageal pH monitoring rather than upper GI series for infants with persistent respiratory symptoms, as it can quantify GER and detect pathologic reflux 3

If erosive esophagitis is confirmed, PPI therapy is appropriate, according to the American Academy of Pediatrics and other guidelines 4, 5
If pH monitoring confirms pathologic reflux, consider H2 receptor antagonists as first-line therapy, such as ranitidine or famotidine, as recommended by the American Academy of Pediatrics and other guidelines 5
If severe disease persists despite medical therapy, surgical consultation for fundoplication may be warranted, but careful patient selection is critical due to higher surgical complication rates in cerebral palsy patients 4

Cerebral palsy patients have higher surgical complication rates, and direct aspiration of oral contents will not improve with fundoplication, highlighting the need for careful diagnosis and treatment planning 4
Conservative measures, such as positioning, feeding modifications, and thickened feedings, should continue as important adjuncts to medical therapy, as recommended by the American Academy of Pediatrics and other guidelines 5, 2
Avoid prokinetic agents, such as metoclopramide, due to adverse effects and insufficient evidence to support routine use in infants, as recommended by the American Academy of Pediatrics and other guidelines 4, 2

Approximately 25% of infants younger than 1 year will have histologic evidence of esophageal inflammation, which cannot be determined without biopsy, according to the American Academy of Pediatrics 6
Upper endoscopy is specifically indicated in patients with GERD who present with recurrent pneumonia, as this represents a potential life-threatening complication, as recommended by the American Academy of Pediatrics 6
Combined pH/multiple intraluminal impedance (MII) testing is evolving into the test of choice to detect temporal relationships between specific symptoms and reflux of both acid and nonacid gastric contents, as suggested by the American Academy of Pediatrics 6

PPIs are considered safe and generally well tolerated with relatively few adverse effects in confirmed disease, according to the American Academy of Pediatrics 7
Effective dosage range of omeprazole in children is 0.7 to 3.3 mg/kg daily based on improvement in clinical symptoms, as recommended by the American Academy of Pediatrics 7
H2RAs decrease acid secretion and have been shown in trials to be superior to placebo for treatment of erosive esophagitis in children, as reported by the American Academy of Pediatrics 7

Conservative measures such as positioning, feeding modifications, and thickened feedings should continue as important adjuncts to medical therapy, as suggested by the American Academy of Pediatrics 6