J45.1 is the ICD-10 code for Nonallergic asthma. It is a four-character subcategory of J45 (Asthma), the most specific level in the WHO edition. It belongs to the block J40–J47 (Chronic lower respiratory diseases) in Chapter X, Diseases of the respiratory system.
- Code type
- Subcategory (4 characters)
- Chapter
- X · J00–J99
- Classification
- WHO ICD-10, 2019 version
What J45.1 includes
Conditions and terms that are coded here.
- Idiosyncratic asthma
- Intrinsic nonallergic asthma
J45.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
J45.1Icke-allergisk astma
- J45.1AAsthma bronchiale, icke-allergisk, akut, infektionsutlöst
- J45.1WAnnan asthma bronchiale, icke-allergisk, akut
J45.1Ikke-allergisk astma
DJ451Ikke-allergisk astma
- DJ451AErhvervsbetinget ikke-allergisk astma
J45.1Ei-allerginen astma
J45.1Nichtallergisches Asthma bronchiale
J45.1Asthme non allergique
J45.1niet-allergisch astma
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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