24 hour ambulatory impedance pH test
Patient being evaluated for dyspepsia and gastroesophageal reflux.
Where is the lead? What is it used for?
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There is an impedance pH probe overlying the mid-mediastinum. The thicker components of the probe are multiple impedance sensors.
There patient is likely to experience discomfort with a probe placed in their esophagus for 24 hours and now we have wireless pH sensor probes.
1 case question available
There is an oesophageal pH impedance probe in place.