Oesophageal pH monitoring - CIPP XX

It contains 6 impedance segments placed 3, 5, 7, 9, 15, and 17 cm above the lower esophageal sphincter, plus a pH electrode at 5 cm above the lower esophageal sphincter. This configuration allows the detection of the progression of refluxate in the esophagus, and also the ability to define whether this bolus movement is cephalad or caudate ... ................
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