Q283-char group
Other congenital malformations of circulatory 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 aneurysm: NOS (Q27.8) coronary (Q24.5) peripheral (Q27.8) pulmonary (Q25.7) retinal (Q14.1) ruptured: cerebral arteriovenous malformation (I60.8) malformation of precerebral vessels (I72.-)
Codes within Q28
Q28.0Arteriovenous malformation of precerebral vesselsQ28.1Other malformations of precerebral vesselsQ28.2Arteriovenous malformation of cerebral vesselsQ28.3Other malformations of cerebral vesselsQ28.8Other specified congenital malformations of circulatory systemQ28.9Congenital malformation of circulatory system, unspecified