ICD-11 classes
11 Diseases of the circulatory system
Cardiac arrhythmia
Supraventricular rhythm disturbance
BC81 — Supraventricular tachyarrhythmia
BC81.3 — Atrial fibrillation

ICD-11 BC81.3 — Atrial fibrillation

An atrial tachyarrhythmia characterised by rapid (usually faster than 300 bpm), irregular and uncoordinated atrial impulse generation, usually manifesting on ECG with indistinct P-waves and an irregularly irregular ventricular response.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code BC81.3 contains 6 clarifying diagnoses:

1. BC81.30 — Paroxysmal atrial fibrillation
2. BC81.31 — Persistent atrial fibrillation
3. BC81.32 — Permanent atrial fibrillation
4. BC81.33 — Preexcited atrial fibrillation
5. BC81.3Y — Other specified atrial fibrillation
6. BC81.3Z — Atrial fibrillation, unspecified