R42 is the ICD-10 code for Dizziness and giddiness. It is a three-character category that is not subdivided further. It belongs to the block R40–R46 (Symptoms and signs involving cognition, perception, emotional state and behaviour) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Category (3 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R42 includes
Conditions and terms that are coded here.
- Light-headedness
- Vertigo NOS
What R42 excludes
Conditions that look similar but belong under another code.
- vertiginous syndromes H81.-
R42 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R42Svimmelhet
DR42Svimmelhed
- DR429Vertigo UNS
R42Pyörrytys ja huimaus
R42Schwindel und Taumel
R42Etourdissements et éblouissements
R42duizeligheid en draaierigheid
R42Dizziness and giddiness
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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