raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2801

Juvenile Paget disease

Synonyms: Familial osteoectasia · Hereditary hyperphosphatasia · Hyperostosis corticalis deformans juvenilis · JPG

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Childhood
Status
active

Juvenile Paget disease is a very rare form of Paget disease of the bone characterized by a general increase in bone turnover with increased bone resorption and deposition, resulting in cortical and trabecular thickening, and clinically presenting as progressive skeletal deformities, growth impairment, fractures, vertebral collapse, skull enlargement and sensorineural hearing loss.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enJuvenile Paget diseaseFamilial osteoectasia · Hereditary hyperphosphatasia · Hyperostosis corticalis deformans juvenilis · JPG
frMaladie de Paget juvénileHyperostose corticale déformante juvénile · Hyperphosphatasie héréditaire · JPG · Ostéo-ectasie familiale
dePaget-Syndrom, juvenilesHyperostosis corticalis deformans juvenilis · Osteoektasie, familiäre
esEnfermedad de Paget juvenilHiperfosfatasia hereditaria · Hiperostosis cortical deformante juvenil · JPG · Osteoectasia familiar
itMalattia di Paget, forma giovanileIperfosfatasia ereditaria · Iperostosi corticale deformante giovanile · JPG · Osteoectasia familiare
nlJuveniele ziekte van PagetErfelijke hyperfosfatasie · Familiale osteoectasie · Hyperostosis corticalis deformans juvenilis · JPG
ptDoença de Paget juvenilHiperostose cortical deformante juvenil · Osteoectasia familiar
plMłodzieńcza postać choroby PagetaHyperostosid corticalis deformans juvenilis · Dziedziczna hiperfosfatazja · JPG · Młodzieńcza choroba Pageta · Osteoektazja rodzinna
csJuvenilní Pagetova chorobaFamiliární osteoektasie · Vrozená hyperfosfatázie · Hyperostosis corticalis deformans juvenilis · JPG
ukЮвенільна хвороба ПеджетаСімейна остеоектазія · Спадкова гіперфосфатазія · Гіперостоз кори головного мозку деформуючий ювенільний · JPG
zh青少年paget病幼年骨外层肥厚畸形
trJüvenil Paget hastalığıJPG · Ailesel osteoektazi · Kalıtsal hiperfosfatazi · Kortikal hiperostoz deformans jüvenilis

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM239000Evalidated
ICD-10M88.0NTBTattributedvalidated
ICD-10M88.8NTBTattributedvalidated
ICD-10M88.9NTBTattributedvalidated
ICD-11FB85.0Especificvalidated
MONDO0009394Evalidated
MeSHC537701Evalidated
UMLSC0268414Evalidated
GARD2831Evalidated
MedDRA10078977Evalidated

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

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
TNFRSF11ACandidate gene tested inNot yet assessedHGNC:11908ENSG0000014165560349918q21.33TNF receptor superfamily member 11a25063546[PMID]
TNFRSF11BDisease-causing germline mutation(s) inAssessedHGNC:11909ENSG000001647616026438q24.12TNF receptor superfamily member 11b12124406[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families50 casesWorldwideCase(s)ValidatedORPHANET
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

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HPO phenotypes

17 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000889Abnormality of the clavicle
HP:0000164Abnormality of the dentition
HP:0006487Bowing of the long bones
HP:0004437Cranial hyperostosis
HP:0002149Hyperuricemia
HP:0000256Macrocephaly
HP:0000939Osteoporosis
HP:0002757Recurrent fractures
HP:0100670Rough bone trabeculation
HP:0004322Short stature
Frequent (79-30%)
HP:0007703Abnormality of retinal pigmentation
HP:0000365Hearing impairment
HP:0000822Hypertension
HP:0000648Optic atrophy
HP:0000768Pectus carinatum
Occasional (29-5%)
HP:0000995Melanocytic nevus
HP:0001482Subcutaneous nodule

Run the differential on the 10 obligate / very frequent terms

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Sources for this card