Q78.3

ICD-10Billable

Progressive diaphyseal dysplasia

Official ICD-10-CM descriptor (FY2026)

Progressive diaphyseal dysplasia

Q78.3 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Camurati-Engelmann syndrome

Related codes in Q78

Where this code sits

Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
Block: Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
Parent code: Q78

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.