Q78
Non-billableOther osteochondrodysplasias
Other osteochondrodysplasias
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (9)
Q78.0Osteogenesis imperfecta
Q78.1Polyostotic fibrous dysplasia
Q78.2Osteopetrosis
Q78.3Progressive diaphyseal dysplasia
Q78.4Enchondromatosis
Q78.5Metaphyseal dysplasia
Q78.6Multiple congenital exostoses
Q78.8Other specified osteochondrodysplasias
Q78.9Osteochondrodysplasia, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for other osteochondrodysplasias?
The ICD-10-CM code for other osteochondrodysplasias is Q78. The full clinical description is "Other osteochondrodysplasias". Q78 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Q78 mean?
ICD-10-CM code Q78 represents “Other osteochondrodysplasias”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a non-billable header code. Use a more specific child code for billing purposes.
Is Q78 a billable code?
No, Q78 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under Q78.
What chapter is Q78 in?
Q78 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What are the subcategories under Q78?
Q78 has 9 child codes, including: Q78.0 (Osteogenesis imperfecta), Q78.1 (Polyostotic fibrous dysplasia), Q78.2 (Osteopetrosis), Q78.3 (Progressive diaphyseal dysplasia), and 5 more.
What are the UMLS CUIs for Q78?
Q78 is linked to 1 UMLS Concept Unique Identifier: C0495621. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q78 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other osteochondrodysplasias affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Q78?
Q78 maps to the ICD-11 code: LD24.Z (Syndromes with skeletal anomalies as a major feature, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.