raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:955

Hajdu-Cheney syndrome

Synonyms: Acroosteolysis dominant type · Acroosteolysis with osteoporosis and changes in skull and mandible · Arthrodentoosteodysplasia · Cheney syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood, Infancy
Status
active

A rare autosomal dominant skeletal disorder, characterized by progressive bone resorption in the distal phalanges (acro-osteolysis), progressive osteoporosis, distinct craniofacial changes, dental anomalies, and occasional association with renal abnormalities.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enHajdu-Cheney syndromeAcroosteolysis dominant type · Acroosteolysis with osteoporosis and changes in skull and mandible · Arthrodentoosteodysplasia · Cheney syndrome
frSyndrome de Hajdu-CheneyAcro-ostéolyse autosomique dominante · Acrostéolyse autosomique dominante · Arthro-dento-ostéodysplasie · Dysplasie acro-dento-osseuse · Syndrome de Cheney
deHajdu-Cheney-SyndromAkro-dento-osteodysplasie · Akroosteolyse mit Osteoporose und Veränderungen der Knochen in Schädel und Unterkiefer · Akroosteolyse, autosomal-dominante · Cheney-Syndrom
esSíndrome de Hajdu-CheneyAcroosteólisis con osteoporosis y cambios en cráneo y mandíbula · Acroosteólisis tipo dominante · Artrodentoosteodisplasia · Sindrome de Cheney
itSindrome di Hajdu-CheneyAcro-osteolisi con osteoporosi e alterazioni del cranio e della mandibola · Acro-osteolisi, tipo dominante · Displasia artro-dento-ossea · Sindrome di Cheney
nlSyndroom van Hajdu-CheneyAcro-osteolyse met osteoporose en veranderingen in schedel en onderkaak · Acro-osteolyse, dominant type · Artrodento-osteodysplasie · Syndroom van Cheney
ptSíndrome Hajdu-CheneyAcrosteólise tipo dominante · Artro-dento-osteodisplasia · Síndrome Cheney
plAkroosteoliza typu dominującegoArthro-dento-ostéodysplasie · Akroosteoliza z osteopetrozą i zmianami w czaszce i żuchwie · Dysplazja kończynowo-zębowo-kostna · Dysplazja stawowo-zębowo-kostna · Zespół Cheney'a · Zespół Hajdu i Cheney'a
csAkroosteolýza, dominantní typAkrodentoosteodysplázie · Artrodentoosteodysplázie · Cheneyho syndrom · Akroosteolýza s osteoporózou a změnami lebky a dolní čelisti · Hajduův-Cheneyho syndrom · Hajdu-Cheneyho syndrom
ukСиндром Хайду-ЧейніДомінуючий тип акроостеолізу · Акроостеоліз з остеопорозом і змінами в черепі та нижній щелепі · Артродентоостеодисплазія · Синдром Чейні
zh肢端骨质溶解外显型肢端骨溶解症伴骨质疏松与颅骨、下颌骨改变
trAkroosteoliz dominant tipCheney sendromu · Hajdu-Cheney sendromu · Akrodentoosteodisplazi · Artrodentoosteodisplazi · Osteoporoz ve kafatasında ve mandibulada değişiklikler ile seyreden akroosteoliz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM102400BTNTvalidated
OMIM102500Evalidated
ICD-10M89.5NTBTattributedvalidated
ICD-11FB86.2NTBTindexvalidated
MONDO0007057Evalidated
MeSHD031845Evalidated
UMLSC0917715Evalidated
GARD508Evalidated

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 (4):

No children.

Codes that Orphanet moved or referred to this one:

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
NOTCH2Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:7882ENSG000001342506002751p12notch receptor 221378985[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 casesWorldwideCase(s)Validated25491639[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_25491639[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

86 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001999Abnormal facial shape
HP:0000929Abnormal skull morphology
HP:0001156Brachydactyly
HP:0004331Decreased skull ossification
HP:0000494Downslanted palpebral fissures
HP:0000316Hypertelorism
HP:0000343Long philtrum
HP:0000347Micrognathia
HP:0002797Osteolysis
HP:0000938Osteopenia
HP:0000939Osteoporosis
HP:0011305Partial absence of toe
HP:0000704Periodontitis
HP:0009882Short distal phalanx of finger
HP:0004322Short stature
HP:0001831Short toe
HP:0002652Skeletal dysplasia
HP:0000574Thick eyebrow
Frequent (79-30%)
HP:0001231Abnormal fingernail morphology
HP:0000164Abnormality of the dentition
HP:0000277Abnormality of the mandible
HP:0002688Absent frontal sinuses
HP:0000463Anteverted nares
HP:0002829Arthralgia
HP:0004586Biconcave vertebral bodies
HP:0002653Bone pain
HP:0002308Chiari malformation
HP:0000280Coarse facial features
HP:0000268Dolichocephaly
HP:0002714Downturned corners of mouth
HP:0000293Full cheeks
HP:0002230Generalized hirsutism
HP:0000365Hearing impairment
HP:0008424Hypoplastic 5th lumbar vertebrae
HP:0001382Joint hypermobility
HP:0000256Macrocephaly
HP:0000160Narrow mouth
HP:0010807Open bite
HP:0002691Platybasia
HP:0000269Prominent occiput
HP:0002757Recurrent fractures
HP:0002650Scoliosis
HP:0000470Short neck
HP:0000506Telecanthus
HP:0000233Thin vermilion border
HP:0000445Wide nose
HP:0002645Wormian bones
Occasional (29-5%)
HP:0030680Abnormal cardiovascular system morphology
HP:0001608Abnormality of the voice
HP:0001650Aortic valve stenosis
HP:0006487Bowing of the long bones
HP:0000518Cataract
HP:0000175Cleft palate
HP:0002208Coarse hair
HP:0000823Delayed puberty
HP:0000958Dry skin
HP:0001508Failure to thrive
HP:0002315Headache
HP:0002240Hepatomegaly
HP:0100790Hernia
HP:0000238Hydrocephalus
HP:0010669Hypoplasia of the zygomatic bone
HP:0000047Hypospadias
HP:0000023Inguinal hernia
HP:0002566Intestinal malrotation
HP:0000612Iris coloboma
HP:0002808Kyphosis
HP:0000294Low anterior hairline
HP:0000369Low-set ears
HP:0001718Mitral stenosis
HP:0005562Multiple renal cysts
HP:0000545Myopia
HP:0002999Patellar dislocation
HP:0001643Patent ductus arteriosus
HP:0000768Pectus carinatum
HP:0009830Peripheral neuropathy
HP:0002205Recurrent respiratory infections
HP:0100670Rough bone trabeculation
HP:0200042Skin ulcer
HP:0001744Splenomegaly
HP:0000664Synophrys
HP:0003396Syringomyelia
HP:0001072Thickened skin
HP:0001537Umbilical hernia
HP:0001629Ventricular septal defect
HP:0000431Wide nasal bridge

Run the differential on the 12 obligate / very frequent terms

7

Sources for this card