U.S. ICD-10-CM reference · FY2026 · April
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Q28Category · further specificity requiredArchived

Other congenital malformations of circulatory system

HierarchyQ20-Q28 · Q28

Code-level instructions

Excludes 1
  • congenital aneurysm NOS (Q27.8)
  • congenital coronary aneurysm (Q24.5)
  • ruptured cerebral arteriovenous malformation (I60.8)
  • ruptured malformation of precerebral vessels (I72.0)
Excludes 2
  • congenital peripheral aneurysm (Q27.8)
  • congenital pulmonary aneurysm (Q25.79)
  • congenital retinal aneurysm (Q14.1)

Inherited instructions

Chapters 17 · Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Excludes 2

inborn errors of metabolism (E70-E88)

Note

Codes from this chapter are not for use on maternal records

More specific codes

Q28.0Arteriovenous malformation of precerebral vesselsBillable / specificQ28.1Other malformations of precerebral vesselsBillable / specificQ28.2Arteriovenous malformation of cerebral vesselsBillable / specificQ28.3Other malformations of cerebral vesselsBillable / specificQ28.8Other specified congenital malformations of circulatory systemBillable / specificQ28.9Congenital malformation of circulatory system, unspecifiedBillable / specific
Code edition