medcode,readcode,readterm 1757,g573100,atrial flutter 23437,g573z00,atrial fibrillation and flutter nos 1268,g573200,paroxysmal atrial fibrillation 6771,3273.00,ecg: atrial flutter 96277,g573400,permanent atrial fibrillation 35127,g573300,non-rheumatic atrial fibrillation 1664,g573000,atrial fibrillation 96076,g573500,persistent atrial fibrillation 3757,3272.00,ecg: atrial fibrillation 2212,g573.00,atrial fibrillation and flutter 107472,g573600,paroxysmal atrial flutter