raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:168621

Dysplasia of head of femur, Meyer type

Synonyms: DECF · Dysplasia epiphysealis capitis femoris · Meyer dysplasia

Type
Disease
Group
Disorder
Age of onset
Infancy, Neonatal
Status
active

Meyer dysplasia of the femoral head is a mild localized form of skeletal dysplasia characterized by delayed, irregular ossification of femoral capital epiphysis.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDysplasia of head of femur, Meyer typeDECF · Dysplasia epiphysealis capitis femoris · Meyer dysplasia
frDysplasie de la tête du fémur type MeyerDysplasie de Meyer · Dysplasie épiphysaire de la tête du fémur
deFemurkopfdysplasie Typ MeyerDECF · Dysplasia epiphysealis capitis femoris
esDisplasia de la cabeza femoral tipo MeyerDisplasia de Meyer · Displasia epifisaria de la cabeza femoral
itDisplasia della testa del femore, tipo MeyerDECF · Displasia di Meyer · Displasia epifisaria della testa del femore
nlDysplasie van femurkop, Meyer-typeDECF · Dysplasia epiphysealis capitis femoris · Dysplasie, Meyer-type
ptDisplasia da cabeça do femur, tipo MeyerDECF · Displasia Meyer · Displasia epiphysealis capitis femoris
plDysplazja głowy kości udowej, typ Meyera= en
csDysplázie hlavice femuru, Meyerův typ= en
ukДисплазія головки стегнової кістки, тип МейєраDECF · Дисплазія епіфізарного відростка стегнової кістки · Дисплазія Мейєра
zhMeyer型股骨头发育不良股骨头骨骺发育不良
trFemur başı displazisi, Meyer tipiMeyer displazisi · Displazi epiphysealis capitis femoris

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q78.8NTBTattributedvalidated
ICD-11LD24.6YNTBTindexvalidated
MONDO0015678Evalidated
UMLSC4274970Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

13 annotations · validated 2021-11-30
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0008829Delayed femoral head ossification
HP:0002750Delayed skeletal maturation
HP:0008835Multicentric femoral head ossification
Occasional (29-5%)
HP:0031955Antalgic gait
HP:0003565Elevated erythrocyte sedimentation rate
HP:0001974Increased total leukocyte count
HP:0008800Limited hip movement
HP:0012514Lower limb pain
HP:0002515Waddling gait
Very rare (<4-1%)
HP:0001374Congenital hip dislocation
HP:0030812Enlarged tonsils
HP:0001945Fever
HP:0008812Flattened femoral head

Annotation source: 10482209[PMID]_21138215[PMID]

7

Sources for this card