raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:216796

Osteogenesis imperfecta type 1

Synonyms: Non-deforming osteogenesis imperfecta · OI type 1 · Van der Hoeve syndrome · Adair-Dighton syndrome · Mild osteogenesis imperfecta

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant
Age of onset
Childhood
Status
active

A mild form of osteogenesis imperfecta (OI) characterized by increased bone fragility and low bone mass that clinically manifests with increased susceptibility to bone fractures (including vertebral crush fractures), normal height or short stature (typically between 0 and -2.0 SD scores), mild (Cobb angle <30 degrees) or no scoliosis, blue sclera, and in dentinogenesis imperfecta, and mild long bone bowing bone deformities.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOsteogenesis imperfecta type 1Non-deforming osteogenesis imperfecta · OI type 1 · Van der Hoeve syndrome · Adair-Dighton syndrome · Mild osteogenesis imperfecta
frOstéogenèse imparfaite type 1OI type 1 · Ostéogenèse imparfaite légère · Ostéogenèse imparfaite sans déformation · Syndrome d'Adair-Dighton · Syndrome de Van der Hoeve
deOsteogenesis imperfecta Typ 1Adair-Dighton-Syndrom · Milde Osteogenesis imperfecta · Nicht-deformierende Osteogenesis imperfecta · OI Typ 1 · Van der Hoeve-Syndrom
esOsteogénesis imperfecta tipo 1OI tipo 1 · Osteogénesis imperfecta leve · Osteogénesis imperfecta no deformante · Síndrome de Adair-Dighton · Síndrome de Van der Hoeve
itOsteogenesi imperfetta, tipo 1OI, tipo 1 · Osteogenesi imperfetta lieve · Osteogenesi imperfetta non deformante · Sindrome di Adair-Dighton · Sindrome di Van der Hoeve
nlOsteogenesis imperfecta type 1Milde osteogenesis imperfecta · Niet-misvormende osteogenesis imperfecta · OI type 1 · Syndroom van Adair-Dighton · Syndroom van Van der Hoeve
ptOsteogenesis imperfecta tipo 1OI tipo 1 · Osteogenesis imperfecta não-deformante · Osteogénese imperfeita ligeira · Síndrome Adair-Dighton
plWrodzona łamliwość kości typu 1Łagodna postać wrodzonej łamliwości kości · Niedeformująca wrodzona łamliwość kości · OI typu 1 · Zespół Adaira i Dightona · Zespół Van der Hoeve'a
csOsteogenesis imperfecta, typ 1Mírná osteogenesis imperfecta · Nedeformující osteogenesis imperfecta · OI typ 1 · Adairův-Dightonův syndrom · Van der Hoeveův syndrom · Adair-Dightonův syndrom
ukНедосконалий остеогенез, тип 1Синдром Адера-Дайтона · Помірний недосконалий остеогенез · Недосконалий недеформуючий остеогенез · OI тип 1 · Синдром Ван дер Хува
zh成骨不全症1型非变形性成骨不全
trOsteogenezis imperfekta tip 1OI tip 1 · Adair-Dighton sendromu · Van der Hoeve sendromu · Hafif osteogenezis imperfekta · Deforme olmayan osteogenezis imperfekta

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM166200Evalidated
OMIM166230BTNTvalidated
ICD-10Q78.0NTBTattributedvalidated
ICD-11LD24.K0NTBTindexvalidated
MONDO0008146Evalidated
UMLSC0023931Evalidated
GARD8694Evalidated

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 (2):

No children.

4

Genes

5 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MBTPS2Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:15455ENSG00000012174300294Xp22.12membrane bound transcription factor peptidase, site 227380894[PMID]
COL1A1Disease-causing germline mutation(s) inAssessedHGNC:2197ENSG0000010882112015017q21.33collagen type I alpha 1 chain21438135[PMID]_20301472[PMID]
COL1A2Disease-causing germline mutation(s) inAssessedHGNC:2198ENSG000001646921201607q21.3collagen type I alpha 2 chain21438135[PMID]_20301472[PMID]
P4HBDisease-causing germline mutation(s) inAssessedHGNC:8548ENSG0000018562417679017q25.3prolyl 4-hydroxylase subunit beta30913006[PMID]_30948499[PMID]
SEC24DDisease-causing germline mutation(s) inAssessedHGNC:10706ENSG000001509616071864q26SEC24 homolog D, COPII component25683121[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET
Prevalence at birth1-9 / 100 0005.16 / 100 000SwedenValue and classValidated25944380[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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card