honeypot link
Brought to you by
AboutUs
Careers
Research
worldwide
skip to main content
skip to main content
Professional
Consumer
MSD Manual
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
RESOURCES
NEWS
ABOUT US
Home
/
Quick Facts: Digestive Disorders
/
Diagnosis of Digestive Disorders
/
Diagnosis of Digestive Disorders
Expand all
Collapse all
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?