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Copyright ©The Author(s) 2021.
World J Gastroenterol. Apr 28, 2021; 27(16): 1751-1769
Published online Apr 28, 2021. doi: 10.3748/wjg.v27.i16.1751
Figure 4
Figure 4 Utility of pH and multichannel intraluminal impendence pH testing for pre-operative assessment. GERD: Gastroesophageal reflux disease; NERD: Non-erosive reflux disease; PPI: Proton pump inhibitor; AET: Acid exposure time; MII-pH: Multichannel intraluminal impendence pH monitoring.