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Esophageal motility study
Medical test / From Wikipedia, the free encyclopedia
An esophageal motility study (EMS) or esophageal manometry is a test to assess motor function of the upper esophageal sphincter (UES), esophageal body and lower esophageal sphincter (LES).[1]
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Quick Facts ICD-9-CM, OPS-301 code ...
Esophageal motility study | |
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![]() Diagram of esophageal motility study in 'nutcracker esophagus'. The disorder shows peristalsis with high pressure esophageal contractions exceeding 180 mmHg and contractile waves with a long duration exceeding 6 seconds. | |
ICD-9-CM | 89.32 |
OPS-301 code | 1-313 |
MedlinePlus | 003884 |
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