EM studies: Esophageal manometry (em) is a probe, typically passed transnasally, into your esophagus. The probe is sensitive to pressures generated when esophagus muscles contract during swallowing. Probe measures muscle coordination during swallowing, as well as function & effectiveness of both upper & lower esophageal sphincters. Motility disorders, situational spasms, & gerd contributants are measured.
Answered 3/28/2015
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