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Q27.3 ICD-10-CA subcategory: Peripheral arteriovenous malformation

Q27.3 isn’t a code on its own. Choose one of the 5 codes beneath it, the one the documentation supports.

Official description

Q27.3

Peripheral arteriovenous malformation

ICD-10-CA · Canada · Also written Q273

Codes in Q27.3

Q27.3 isn’t a code on its own. Open the code that matches what the note documents.

Q27.30Peripheral arteriovenous malformation of upper limbQ27.31Peripheral arteriovenous malformation of lower limbQ27.32Peripheral arteriovenous malformation of digestive system vesselQ27.33Peripheral arteriovenous malformation of renal vesselQ27.38Peripheral arteriovenous malformation of other site

Notes for Q27.3

As CIHI prints them, with any note Q27.3 takes from the headings above it.

Includes

  • Arteriovenous aneurysm

Excludes

Conditions classified elsewhere.

  • Acquired arteriovenous aneurysm (I77.0)
  • Anomalies of:• cerebral and precerebral vessels (Q28.0-Q28.3)• coronary vessels (Q24.5)• pulmonary artery (Q25.5-Q25.7)congenital retinal aneurysm (Q14.1)haemangioma and lymphangioma (D18.-)From Q27 Other congenital malformations of peripheral vascular system
  • Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

Where Q27.3 sits

  1. 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. 2Block Q20-Q28Congenital malformations of the circulatory system
  3. 3Category Q27Other congenital malformations of peripheral vascular system
  4. 4Subcategory Q27.3Peripheral arteriovenous malformation

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See Q27.3 in the CIHI source

Frequently asked questions

Is Q27.3 a valid ICD-10-CA code?

No. Q27.3 (Peripheral arteriovenous malformation) is a subcategory heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 5 codes; record the one the documentation supports.

Where is Q27.3 in ICD-10-CA?

Q27.3 sits under Q27 Other congenital malformations of peripheral vascular system, within Q20-Q28 Congenital malformations of the circulatory system, within Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).

What coding notes apply to Q27.3?

ICD-10-CA lists Includes, Excludes notes for Q27.3, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside Q27.3

Q27.0Congenital absence and hypoplasia of umbilical arteryQ27.1Congenital renal artery stenosisQ27.2Other congenital malformations of renal arteryQ27.4Congenital phlebectasiaQ27.8Other specified congenital malformations of peripheral vascular systemQ27.9Congenital malformation of peripheral vascular system, unspecified