I44 is the ICD-10 code for Atrioventricular and left bundle-branch block. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block I30–I52 (Other forms of heart disease) in Chapter IX, Diseases of the circulatory system.
- Code type
- Category (3 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
Subcodes of I44
- I44.0Atrioventricular block, first degree
- I44.1Atrioventricular block, second degree
- I44.2Atrioventricular block, complete
- I44.3Other and unspecified atrioventricular block
- I44.4Left anterior fascicular block
- I44.5Left posterior fascicular block
- I44.6Other and unspecified fascicular block
- I44.7Left bundle-branch block, unspecified
I44 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DI44Atrioventrikulært blok og venstresidigt grenblok
I44Eteis-kammiokatkos tai vasemmanpuoleinen haarakatkos
I44Atrioventrikulärer Block und Linksschenkelblock
I44Bloc de branche gauche et auriculoventriculaire
I44atrioventriculair block en linker-bundeltakblock
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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