raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:296

Ollier disease

Synonyms: Enchondromatosis Spranger type I · Multiple Enchondromatosis type I · Multiple Enchondromatosis, Ollier type

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Adolescent, Adult, Childhood
Status
active

A rare primary bone dysplasia characterized by multiple enchondromas (benign cartilage-forming tumors). The lesions are generally unilateral or asymmetrically distributed. The most common affected site is the appendicular skeleton.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOllier diseaseEnchondromatosis Spranger type I · Multiple Enchondromatosis type I · Multiple Enchondromatosis, Ollier type
frMaladie d'OllierHémichondrodystrophie type Ollier
deOllier-KrankheitDyschondroplasie
esEnfermedad de OllierDiscondroplasia
itEncondromatosiDiscondroplasia · Malattia di Maffucci · Malattia di Ollier
nlZiekte van OllierDyschondroplasie
ptDoença OllierDiscondroplasia
plChoroba OllieraChoroba Olliera · Dyschondroplazja
csEnchondromatózaDyschondroplázie · Olliérova choroba
ukХвороба ОльєЕнхондроматоз Шпрангера тип I · Множинний енхондроматоз I типу · Множинний енхондроматоз, тип Ольє
zh内生软骨瘤软骨发育不良
trOllier hastalığıDiskondroplazi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM166000Evalidated
ICD-10Q78.4Especificvalidated
ICD-112E83.ZNTBTindexvalidated
MONDO0008145Evalidated
MeSHD004687Evalidated
UMLSC0014084Evalidated
GARD7251Evalidated
MedDRA10014642Evalidated

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 (6):

No children.

4

Genes

3 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
PTH1RDisease-causing germline mutation(s) (loss of function) inAssessedHGNC:9608ENSG000001608011684683p21.31parathyroid hormone 1 receptor11850620[PMID]_18559376[PMID]
IDH1Disease-causing somatic mutation(s) inAssessedHGNC:5382ENSG000001384131477002q34isocitrate dehydrogenase (NADP(+)) 122057236[PMID]_22057234[PMID]
IDH2Disease-causing somatic mutation(s) inAssessedHGNC:5383ENSG0000018205414765015q26.1isocitrate dehydrogenase (NADP(+)) 222057236[PMID]_22057234[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 0001 / 100 000EuropeValue and classValidated16995932[PMID]

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

26 annotations · validated 2024-10-18
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002763Abnormal cartilage morphology
HP:0000944Abnormal metaphysis morphology
HP:0001028Hemangioma
HP:0002983Micromelia
HP:0005701Multiple enchondromatosis
HP:0002797Osteolysis
HP:0100761Visceral angiomatosis
Frequent (79-30%)
HP:0002653Bone pain
HP:0001387Joint stiffness
HP:0001482Subcutaneous nodule
Occasional (29-5%)
HP:0006765Chondrosarcoma
HP:0006824Cranial nerve paralysis
HP:0002967Cubitus valgus
HP:0000324Facial asymmetry
HP:0002857Genu valgum
HP:0002970Genu varum
HP:0100559Lower limb asymmetry
HP:0100764Lymphangioma
HP:0003067Madelung deformity
HP:0002664Neoplasm
HP:0002756Pathologic fracture
HP:0100242Sarcoma
HP:0002650Scoliosis
HP:0200042Skin ulcer
HP:0100560Upper limb asymmetry
HP:0004936Venous thrombosis

Run the differential on the 7 obligate / very frequent terms

Annotation source: 26091223[PMID]_16995932[PMID]_30872199[PMID]

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Sources for this card