Journal article

Esophageal motility disorders on high-resolution manometry: Chicago classification version 4.0(C)

Rena Yadlapati, Peter J Kahrilas, Mark R Fox, Albert J Bredenoord, C Prakash Gyawali, Sabine Roman, Arash Babaei, Ravinder K Mittal, Nathalie Rommel, Edoardo Savarino, Daniel Sifrim, Andre Smout, Michael F Vaezi, Frank Zerbib, Junichi Akiyama, Shobna Bhatia, Serhat Bor, Dustin A Carlson, Joan W Chen, Daniel Cisternas Show all

Neurogastroenterology & Motility | WILEY | Published : 2021


Chicago Classification v4.0 (CCv4.0) is the updated classification scheme for esophageal motility disorders using metrics from high-resolution manometry (HRM). Fifty-two diverse international experts separated into seven working subgroups utilized formal validated methodologies over two-years to develop CCv4.0. Key updates in CCv.4.0 consist of a more rigorous and expansive HRM protocol that incorporates supine and upright test positions as well as provocative testing, a refined definition of esophagogastric junction (EGJ) outflow obstruction (EGJOO), more stringent diagnostic criteria for ineffective esophageal motility and description of baseline EGJ metrics. Further, the CCv4.0 sought to ..

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