I45.4 is the ICD-10 code for Nonspecific intraventricular block. It is a four-character subcategory of I45 (Other conduction disorders), the most specific level in the WHO edition. It belongs to the block I30–I52 (Other forms of heart disease) in Chapter IX, Diseases of the circulatory system.
- Code type
- Subcategory (4 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
What I45.4 includes
Conditions and terms that are coded here.
- Bundle-branch block NOS
I45.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
I45.4Uspesifikt intraventrikulært blokk
DI454Intraventrikulært blok UNS
I45.4Määrittämätön kammionsisäinen katkos
I45.4Unspezifischer intraventrikulärer Block
I45.4Bloc ventriculaire non spécifique
I45.4niet-specifiek intraventriculair-blok
I45.4Nonspecific intraventricular block
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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