R503-char group
Fever of other and unknown origin
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: fever of unknown origin (during)(in): labour (O75.2) newborn (P81.9) puerperal pyrexia NOS (O86.4)