R06.4 is the ICD-10 code for Hyperventilation. It is a four-character subcategory of R06 (Abnormalities of breathing), the most specific level in the WHO edition. It belongs to the block R00–R09 (Symptoms and signs involving the circulatory and respiratory systems) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Subcategory (4 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R06.4 excludes
Conditions that look similar but belong under another code.
- psychogenic hyperventilation F45.3
R06.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R06.4Hyperventilation
R06.4Hyperventilering
DR064Hyperventilation
R06.4Hyperventilaatio
R06.4Hyperventilation
R06.4Hyperventilation
R06.4hyperventilatie
R06.4Hyperventilation
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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