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Uptodate Reference Title
High resolution manometry
High resolution manometry
Shown is a wet swallow captured by high resolution manometry. The colors represent pressure in the esophagus as shown on the y-axis. The x-axis is time. There are simultaneous contractions in the body of the esophagus. The lower esophageal sphincter relaxes incompletely. These findings are consistent with a diagnosis of achalasia.