I48 - Atrial fibrillation and flutter
I48.0 - Paroxysmal atrial fibrillation
I48.1 - Persistent atrial fibrillation
I48.2 - Chronic atrial fibrillation
I48.3 - Typical atrial flutter
I48.4 - Atypical atrial flutter
I48.9 - Unspecified atrial fibrillation and atrial flutter
I48.91 - Unspecified atrial fibrillation
I48.92 - Unspecified atrial flutter