us-abim MCQ (SBA): Refractory GERD-Testing

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ModerateGastroenterologyRefractory GERD-Testingus-abimus-usmle-step-2

A 62-year-old with refractory GERD symptoms despite PPI and normal endoscopy requires reflux testing. Which is correct?

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us-abim MCQ: Refractory GERD-Testing — Answer & Explanation | iatroX