11Diseases of the circulatory system
Cardiac arrhythmia
BC63Conduction disorders
BC63.1Atrioventricular block, second degree
BC63.10
category
High-grade second degree atrioventricular block
Definition Form of second degree atrioventricular block in which either multiple consecutive P-waves are not conducted or there are transient periods of atrioventricular dissociation
Also indexed as
Advanced heart block High-grade second degree atrioventricular block
Nearby in Atrioventricular block, second degree
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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