raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:90050

Retinopathy of prematurity

Synonyms: ROP · Retrolental fibroplasia

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Infancy, Neonatal
Status
active

A rare retinal vasoproliferative disease affecting preterm infants characterized initially by a delay in physiologic retinal vascular development and compromised physiologic vascularity, and subsequently by aberrant angiogenesis in the form of intravitreal neovascularization.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enRetinopathy of prematurityROP · Retrolental fibroplasia
frRétinopathie du prématuréFibroplasie rétrolentale · ROP
deFrühgeborenen-RetinopathieROP · Retrolentale Fibroplasie
esRetinopatía del prematuro
itRetinopatia del prematuro
nlPrematurenretinopathieROP · Retrolentale fibroplasie
ptRetinopatia da prematuridade
plRetinopatia wcześniaków= en
csRetinopatie nedonošenýchROP · Retrolentální fibroplázie · RLF
ukРетинопатія недоношенихРетролентальна фіброплазія · ROP
zh早产儿视网膜病晶体后纤维增生症
trPrematüre retinopatisiROP · Retrolental fibroplazi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM133780NTBTvalidated
ICD-10H35.1Especificvalidated
ICD-119B71.3Especificvalidated
MONDO0006952Evalidated
MeSHD012178Evalidated
UMLSC0035344Evalidated
GARD5695Evalidated
MedDRA10038933Evalidated

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

3 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FZD4Major susceptibility factor inAssessedHGNC:4042ENSG0000017480460457911q14.2frizzled class receptor 423441120[PMID]
LRP5Major susceptibility factor inAssessedHGNC:6697ENSG0000016233760350611q13.2LDL receptor related protein 523441120[PMID]
NDPMajor susceptibility factor inAssessedHGNC:7678ENSG00000124479300658Xp11.3norrin cystine knot growth factor NDP20301506[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-5 / 10 000—EuropeClass 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

15 annotations · validated 2023-09-11
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0008046Abnormal retinal vascular morphology
HP:0001622Premature birth
HP:0500049Retinopathy of prematurity
HP:0001518Small for gestational age
Occasional (29-5%)
HP:0001103Abnormal macular morphology
HP:0000646Amblyopia
HP:0000618Blindness
HP:0000518Cataract
HP:0000501Glaucoma
HP:0000545Myopia
HP:0007663Reduced visual acuity
HP:0001136Retinal arteriolar tortuosity
HP:0000486Strabismus
HP:0007917Tractional retinal detachment
HP:0007902Vitreous hemorrhage

Run the differential on the 4 obligate / very frequent terms

Annotation source: 32965990[PMID]_28420777[PMID]_3839410[PMID]

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Sources for this card