raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1786

Acrofacial dysostosis, Catania type

Synonyms: Opitz-Caltabiano syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant, X-linked dominant
Age of onset
Antenatal, Neonatal
Status
active

A rare congenital acrofacial dysostosis characterized by mild intrauterine growth retardation, postnatal short stature, microcephaly, intellectual disability, moderate mandibulofacial dysostosis (including dental anomalies and/or malpositioning, microretrognathia, and malar hypoplasia), and mild pre- and postaxial limb hypoplasia with generalized brachydactyly, mild interdigital webbing, single transverse palmar creases and clinodactyly. Reported facial features include high forehead, widow's peak, downslanted palpebral fissures, sparse lateral eyebrows, and small or dysplastic ears. Variably associated features include frequent caries, preauricular fistulae, inguinal hernia, spina bifida occulta, and cryptorchidism and hypospadias in males.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAcrofacial dysostosis, Catania typeOpitz-Caltabiano syndrome
frDysostose acrofaciale type CataneSyndrome d'Opitz-Caltabiano
deDysostose, akrofaziale, Catania-TypOpitz-Mollica-Sorge-Syndrom
esDisostosis acrofacial tipo CataniaSíndrome de Opitz-Mollica-Sorge
itDisostosi acrofacciale, tipo CataniaSindrome di Opitz-Mollica-Sorge
nlAcrofaciale dysostose, Catania-typeSyndroom van Opitz-Caltabiano
ptDisostose acrofacial, tipo CataniaSíndrome Opitz-Mollica-Sorge
plDyzostoza kończynowo-twarzowa typu CataniaZespół Opitza i Caltabiano
csAkrofaciální dysostóza, katánský typOpitzův-Caltabianův syndrom · Opitz-Caltabianův syndrom
ukАкрофаціальний дизостоз, тип КатаніяСиндром Опітца-Кальтабіано
zh肢端-面骨发育不全,Catania型Opitz-Caltabiano综合征
trAkrofasiyal disostoz, Katanya tipiOpitz-Caltabiano sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM101805Evalidated
ICD-10Q75.4NTBTattributedvalidated
ICD-11LD25.2NTBTindexvalidated
MONDO0007045Evalidated
MeSHC538182Evalidated
UMLSC2931762Evalidated
GARD494Evalidated

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 (5):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 familiesWorldwideFamily(ies)Validated8826434[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8826434[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.

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HPO phenotypes

35 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0007477Abnormal dermatoglyphics
HP:0000174Abnormal palate morphology
HP:0000164Abnormality of the dentition
HP:0001156Brachydactyly
HP:0000670Carious teeth
HP:0000494Downslanted palpebral fissures
HP:0006101Finger syndactyly
HP:0000348High forehead
HP:0010669Hypoplasia of the zygomatic bone
HP:0001256Intellectual disability, mild
HP:0000252Microcephaly
HP:0000308Microretrognathia
HP:0003196Short nose
HP:0004279Short palm
HP:0004322Short stature
HP:0200055Small hand
HP:0000319Smooth philtrum
Frequent (79-30%)
HP:0010720Abnormal hair pattern
HP:0007598Bilateral single transverse palmar creases
HP:0000028Cryptorchidism
HP:0002750Delayed skeletal maturation
HP:0008872Feeding difficulties in infancy
HP:0001511Intrauterine growth retardation
HP:0000358Posteriorly rotated ears
HP:0004467Preauricular pit
Occasional (29-5%)
HP:0004209Clinodactyly of the 5th finger
HP:0002208Coarse hair
HP:0002006Facial cleft
HP:0000047Hypospadias
HP:0000023Inguinal hernia
HP:0000767Pectus excavatum
HP:0001622Premature birth
HP:0003298Spina bifida occulta
HP:0009804Tooth agenesis
HP:0000465Webbed neck

Run the differential on the 12 obligate / very frequent terms

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Sources for this card