21Symptoms, signs or clinical findings, not elsewhere classified Symptoms, signs or clinical findings of the digestive system or abdomen Clinical findings in the digestive system or abdomen ME24Clinical manifestations of the digestive system ME24.AOther digestive system haemorrhage, not elsewhere classified
ME24.A0
category
Obscure gastrointestinal bleeding
Definition Obscure gastrointestinal bleeding (OGIB) is defined as gastrointestinal bleeding with no source identified at upper and lower endoscopy. Despite a thorough endoscopic examination, the origin of the blood loss remains unexplained and observed for further bleeding.
Also indexed as
OGIB - [obscure gastrointestinal bleeding] Obscure gastrointestinal bleeding
Nearby in Other digestive system haemorrhage, not elsewhere classified
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.
View this entity in the official WHO ICD-11 browser .
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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