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Copyright ©The Author(s) 2023.
World J Clin Cases. Mar 16, 2023; 11(8): 1741-1752
Published online Mar 16, 2023. doi: 10.12998/wjcc.v11.i8.1741
Table 1 Classification of achalasia in the Chicago classification system
Type
Feature
IAll failed without PEP
IIAll failed ≥ 20%with PEP
III≥ 20% premature ± PEP