R003-char group
Abnormalities of heart beat
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: abnormalities originating in the perinatal period (P29.1) specified arrhythmias (I47-I49)