13Diseases of the digestive system
Functional gastrointestinal disorders
DD90Functional oesophageal or gastroduodenal disorders
DD90.5
category
Functional belching disorders
Definition Functional belching disorders are having troublesome repetitive belching with observed excessive air swallowing and no evidence of excessive air swallowing.
Inclusions
Aerophagia Excessive belching, unspecified
Also indexed as
Aerophagia Excessive belching, unspecified Functional belching disorders aerophagy
Nearby in Functional oesophageal or gastroduodenal disorders
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
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This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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