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A cross-sectional survey reveals regional variations in anorectal manometry practice across Asia, suggesting a need for improved standardization.
: Across Asian centers, ARM practice shows marked regional variation and incomplete implementation of the IAPWG standardized protocol and London classification, highlighting persistent gaps in standardization. Strengthening procedural guidance, regionally appropriate normative data, and interpretation criteria through coordinated education and international collaboration is needed to support more consistent and clinically meaningful use of ARM in routine practice.
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Park et al. (2026) studied this question.
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