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Q71.8 ICD-10-CA code: Other reduction defects of upper limb(s)

Q71.8 is the ICD-10-CA code for “Other reduction defects of upper limb(s)” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

Q71.8

Other reduction defects of upper limb(s)

ICD-10-CA · Canada · Also written Q718

Index terms

Entries in CIHI’s alphabetical index that lead to Q71.8. Searching the index by the condition the note names is how coders reach this code.

  • Agenesis, humerus
  • Agenesis, radioulnar
  • Hemimelia, upper limb
  • Hypoplasia, hypoplastic, carpus
  • Hypoplasia, hypoplastic, radius
  • Hypoplasia, hypoplastic, metacarpus
  • Hypoplasia, hypoplastic, radioulnar
  • Hypoplasia, hypoplastic, hand (congenital)
  • Hypoplasia, hypoplastic, ulna (congenital)
  • Hypoplasia, hypoplastic, finger (congenital)
  • Hypoplasia, hypoplastic, humerus (congenital)
  • Short, shortening, shortness, arm (acquired), congenital
  • Deformity, reduction (extremity) (limb), congenital, upper, specified NEC
  • Anomaly, anomalous (congenital) (unspecified type), reduction (extremity) (limb), upper limb, specified NEC

Notes for Q71.8

As CIHI prints them, with any note Q71.8 takes from the headings above it.

Includes

  • Congenital shortening of upper limb(s)

Excludes

Conditions classified elsewhere.

  • Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

Where Q71.8 sits

  1. 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. 2Block Q65-Q79Congenital malformations and deformations of the musculoskeletal system
  3. 3Category Q71Reduction defects of upper limb
  4. 4Valid code Q71.8Other reduction defects of upper limb(s)

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 Q71.8 in the CIHI source

Frequently asked questions

What does ICD-10-CA code Q71.8 mean?

Q71.8 is the ICD-10-CA code for “Other reduction defects of upper limb(s)” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is Q71.8 in ICD-10-CA?

Q71.8 sits under Q71 Reduction defects of upper limb, within Q65-Q79 Congenital malformations and deformations of the musculoskeletal system, within Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).

What coding notes apply to Q71.8?

ICD-10-CA lists Includes, Excludes notes for Q71.8, 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 Q71.8

Q71.0Congenital complete absence of upper limb(s)Q71.1Congenital absence of upper arm and forearm with hand presentQ71.2Congenital absence of both forearm and handQ71.3Congenital absence of hand and finger(s)Q71.4Longitudinal reduction defect of radiusQ71.5Longitudinal reduction defect of ulnaQ71.6Lobster-claw handQ71.9Reduction defect of upper limb, unspecified