Classic techniques like videofluoroscopy, stationary manometry, and ambulatory 24 h pH-metry are routinely used in the clinic to study patients with dysphagia, chest pain and reflux-related symptoms.

Please provide your email address to receive an email when new articles are posted on . The American College of Gastroenterology developed clinical guidelines for esophageal physiologic tests, ...

Patients who are unresponsive to 4–8 weeks' treatment with PPIs twice daily might have so-called refractory GERD. The first investigation these patients should undergo is upper endoscopy to exclude a ...