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MSDMERCK MANUALConsumer Version
Diagnosis of Digestive Disorders
  • Acid-Related and Reflux-Related Tests
    • What are the tests for acid reflux?
      • Catheter-based monitoring
      • Wireless monitoring
  • Endoscopy
    • What is an endoscope?
    • What is endoscopy?
    • Why do doctors do endoscopy?
    • How do I get ready for an upper endoscopy?
    • How do I get ready for a lower endoscopy (colonoscopy)?
    • What happens when I have endoscopy?
    • Is endoscopy safe?
MSD
MSD

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