21Symptoms, signs or clinical findings, not elsewhere classified Symptoms, signs or clinical findings of the genitourinary system Symptoms, signs or clinical findings involving the urinary system MF50Abnormal micturition
MF50.4
category
Haematuria
Definition Hematuria means presence of blood or red blood cells (RBCs) in the urine. There are two types of hematuria: gross hematuria (when one can see the blood in the urine) and microscopic hematuria (when the blood in the urine be seen only under a microscope or found using a urine test).
Nearby in Abnormal micturition
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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