How is a nutcracker esophageal spasm distinguished on manometry?

Updated: Aug 07, 2019
  • Author: Ahmad Malas, MD; Chief Editor: BS Anand, MD  more...
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Nutcracker esophagus is defined as a mean DCI greater than 5000 mm Hg/s/cm over 10 swallows using esophageal pressure topography criteria. This occurs in the context of normal propagation and normal esophagogastric junction relaxation.

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