Q77 ICD-10-CA category: Osteochondrodysplasia with defects of growth of tubular bones and spine
Q77 isn’t a code on its own. Choose one of the 10 codes beneath it, the one the documentation supports.
Official description
Q77Osteochondrodysplasia with defects of growth of tubular bones and spine
ICD-10-CA · Canada
Codes in Q77
Q77 isn’t a code on its own. Open the code that matches what the note documents.
Q77.0AchondrogenesisQ77.1Thanatophoric short statureQ77.2Short rib syndromeQ77.3Chondrodysplasia punctataQ77.4AchondroplasiaQ77.5Dystrophic dysplasiaQ77.6Chondroectodermal dysplasiaQ77.7Spondyloepiphyseal dysplasiaQ77.8Other osteochondrodysplasia with defects of growth of tubular bones and spineQ77.9Osteochondrodysplasia with defects of growth of tubular bones and spine, unspecifiedNotes for Q77
As CIHI prints them, with any note Q77 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Mucopolysaccharidosis (E76.0-E76.3)
- Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Where Q77 sits
- 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- 2Block Q65-Q79Congenital malformations and deformations of the musculoskeletal system
- 3Category Q77Osteochondrodysplasia with defects of growth of tubular bones and spine
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.
Frequently asked questions
Is Q77 a valid ICD-10-CA code?
No. Q77 (Osteochondrodysplasia with defects of growth of tubular bones and spine) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 10 codes; record the one the documentation supports.
Where is Q77 in ICD-10-CA?
Q77 sits under 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 Q77?
ICD-10-CA lists Excludes notes for Q77, 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 Q77
View Q65-Q79Q65Congenital deformities of hipQ66Congenital deformities of feetQ67Congenital musculoskeletal deformities of head, face, spine and chestQ68Other congenital musculoskeletal deformitiesQ69PolydactylyQ70SyndactylyQ71Reduction defects of upper limbQ72Reduction defects of lower limbQ73Reduction defects of unspecified limbQ74Other congenital malformations of limb(s)Q75Other congenital malformations of skull and face bonesQ76Congenital malformations of spine and bony thoraxQ78Other osteochondrodysplasiasQ79Congenital malformations of the musculoskeletal system, not elsewhere classified