Q77.0
Achondrogenesis
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 2 never code together
Q77code
Excludes1
- mucopolysaccharidosis (E76.0-E76.3)E76.0-E76.3
Excludes2
- congenital myotonic chondrodystrophy (G71.13)G71.13
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 1
Q77.0code
Inclusion terms
- Hypochondrogenesis
Alongside this code 9 same parent — Q77
Q77.1 Thanatophoric short stature Q77.2 Short rib syndrome Q77.3 Chondrodysplasia punctata Q77.4 Achondroplasia Q77.5 Diastrophic dysplasia Q77.6 Chondroectodermal dysplasia Q77.7 Spondyloepiphyseal dysplasia Q77.8 Oth osteochndrdys w defct of growth of tublr bones and spine Q77.9 Osteochndrdys w defct of grth of tublr bones and spine, unsp
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.