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 projected over the mediastinum. The thicker components of the probe are multiple impedance sensors.
The patient is likely to experience discomfort with a probe placed in their oesophagus for 24 hours and now wireless pH sensor probes are generally employed.
1 case question available
There is an oesophageal pH impedance probe in situ.