DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Oesophageal manometry and pH testing equipment. The former allows the motor function of the oesophagus to be tested, while the latter is used to diagnose conditions such as gastro-oesophageal reflux disease (GORD). These tubes and sensors (with coloured connectors) are inserted into the patient's oesophagus.
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