Q453-char group
Other congenital malformations of digestive system
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: congenital: diaphragmatic hernia (Q79.0) hiatus hernia (Q40.1)