No abnormalities (A00)
Sinus bradycardia (50-59 beats/min) (A01)
Sinus bradycardia (40-49 beats/min) (A02)
Sinus bradycardia (30-39 beats/min) (A03)
Sinus bradycardia (<30 beats/min) (A04)
Sinus pause (A05)
Sinus tachycardia (>100 beats/min) (A06)
Ectopic supraventricular beats (A07)
Ectopic supraventricular rhythm (A08)
Wandering atrial pacemaker (A09)
Multifocal atrial tachycardia (wandering atrial pacemaker w/rate >100 beats/min) (A10)
Non-sustained supraventricular tachycardia (>100 beats/min, 3-30 beats) (A11)
Sustained supraventricular tachycardia (>100 beats/min, >30 beats) (A12)
Atrial flutter (A13)
Atrial fibrillation (A14)
Junctional rhythm (<=100 beats/min, defined by narrow QRS complex) (A15)
Junctional tachycardia (>100 beats/min) (A16)
Ventricular premature depolarisation (A17)
Ventricular couplets (A18)
Bigeminy (A19)
Trigeminy (A20)
Electrical alternans (A21)
R on T phenomenon (A22)
Ventricular fibrillation (A23)
Idioventricular rhythm (<=100 beats/min, defined by wide QRS complex) (A24)
Non-sustained ventricular tachycardia (>100 beats/min, 3-30 beats) (A25)
Sustained ventricular tachycardia (>100 beats/min, >30 beats) (A26)
Wide QRS tachycardia (diagnosis unknown) (A27)
Monomorphic non-sustained ventricular tachycardia (>100 beats/min, 3-30 beats) (A28)
Monomorphic sustained ventricular tachycardia (>100 beats/min, >30 beats) (A29)
Polymorphic non-sustained ventricular tachycardia (>100 beats/min, 3-30 beats) (A30)
Polymorphic sustained ventricular tachycardia (>100 beats/min, >30 beats) (A31)
Torsade de Pointes (TdP) (A32)
Pacemaker (A33)
First degree AV block (PR interval >200msec) (A34)
Short PR Interval (A35)
Second degree AV block (Mobitz type 1) (A36)
Second degree AV block (Mobitz type 2) (A37)
AV block (A38)
Third degree AV block (A39)
Left axis deviation (QRS axis more negative than -30 degrees) (A40)
Right axis deviation (QRS axis more positive than +110 degrees) (A41)
complete right bundle branch block (A42)
Incomplete left bundle branch block (A43)
Right bundle branch block (A44)
Left anterior hemiblock (A45)
Left posterior hemiblock (A46)
Left bundle branch block (A47)
Bifascicular block (A48)
Non-specific intraventricular conduction delay (QRS >=120 msec) (A49)
Accessory pathway (Wolff-Parkinson-White, Lown-Ganong-Levine) (A50)
QTc prolongation >=500 msec (A51)
AV dissociation (A52)
Myocardial infarction, old (A53)
Myocardial infarction, non Q-wave (A54)
Non-specific ST-T changes (A55)
J point elevation (A56)
ST elevation (A66)
ST depression (A67)
ST segment abnormality (A68)
U waves (A69)
T wave inversion (A70)
T wave peaked (A71)
T waves biphasic (A72)
T waves flat (A73)
Notched T-waves (A74)
Low QRS voltage (A75)
T wave abnormality (A76)