Q77.5

Diastrophic dysplasia

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from Q77Osteochndrdys w defects of growth of tubular bones and spine
Excludes 1

mucopolysaccharidosis (E76.0-E76.3)

Excludes 2

congenital myotonic chondrodystrophy (G71.13)

Inherited from chapter 17Congenital malformations, deformations and chromosomal abnormalities
Excludes 2

inborn errors of metabolism (E70-E88)

Note

Codes from this chapter are not for use on maternal records

Official Guidelines for Q77.5

FY 2026 ›
I.C.17Chapter-specific guidanceChapter 17: Congenital malformations, deformations, and chromosomal abnormalities (Q00-QA1)

Sections that reference Q77.5

Sections whose FY 2026 text names Q77.5, its Q77 category, or a range containing it — the chapter guidance above is the authoritative source.

Find Q77.5 in the alphabetic index

1 index path leads to this code