Distal contractile integral

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Distal contractile integral (DCI) is a measure of the contraction of the distal esophagus.[1] It is the strength of the contract, multiplied by the duration of the contract, multiplied by the distance of the esophagus contracted.[1] A value of greater than 8000 mmHg*cm*s is seen in nutcracker esophagus.[1]


  1. 1.0 1.1 1.2 Baldwin, D; Puckett, Y (January 2022). "Esophageal Manometry". PMID 32644663. {{cite journal}}: Cite journal requires |journal= (help)