UDLD stands for Unidirectional Link Detection (Cisco) Suggest new definition. This definition appears somewhat frequently and is found in the following Acronym Finder categories: Information technology (IT) and computers.
Monitoring Tests. In order to diagnose gastroesophageal reflux disease (GERD), a pH monitoring test is necessary to keep track of acid levels in the esophagus. This test can help assess whether acid reflux disease is present and what treatments might help.It is possible to monitor pH in the esophagus and changes in pH levels for a period of up to twelve hours. Esophageal pH monitoring tests can be performed as an outpatient procedure.ased on the description of your symptoms, the doctor will determine whether you are suffering from indigestion or whether there is a possibility that you have GERD. Detailed medical and health history records are important documents that can help illustrate the progression of a problem.
1 This test measures whether gas or liquids reflux into the esophagus. 2  It's helpful for people who regurgitate substances that aren't acidic (such as bile) and can't be detected by an acid probe. 3  As in a standard probe test, esophageal impedance uses a probe that's placed into the esophagus with a catheter.ou're also likely to have tests to check for damage to your esophagus and stomach, as well as for precancerous changes. Tests may include: 1  Endoscopy. 2  A thin, flexible tube with a camera (endoscope) is passed down your throat. 3  The endoscope can show peptic ulcers or inflammation in your stomach and esophagus.