refractory gerd (diagnostic testing) MCQ (SBA): Gastroenterology

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Hard"ACG Clinical Guideline (2022): Gastroesophageal Reflux Disease"Gastroenterologyrefractory gerd (diagnostic testing)

A 51-year-old man with chronic GERD and normal endoscopy has ongoing symptoms despite PPI BID. What diagnostic test is next?

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refractory gerd (diagnostic testing) MCQ: Gastroenterology — Answer &