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Atrial fibrillation

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

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.

sections/codes in this section (BC81.3-BC81.3)

• Paroxysmal atrial fibrillation  (BC81.30)
• Persistent atrial fibrillation  (BC81.31)
• Permanent atrial fibrillation  (BC81.32)
• Preexcited atrial fibrillation  (BC81.33)
• Other specified atrial fibrillation  (BC81.3Y)
• Atrial fibrillation, unspecified  (BC81.3Z)

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