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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 4 Radiological stages of achalasia
Radiological stage
Esophageal diameter
Esophageal shape
I≤ 4 cm-
II4-6 cm-
III≥ 6 cm-
IV (End-stage disease)≥ 6 cmSigmoid