DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Oesophageal manometry and pH testing reults. 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 results show pressure peaks due to swallowing or oesophageal spasms.
Model release not required. Property release not required.