raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3368

Trigonocephaly-bifid nose-acral anomalies syndrome

historical

Type
Malformation syndrome
Group
Disorder
Inheritance
Unknown
Age of onset
Infancy, Neonatal
Status
historical

A rare multiple congenital anomalies/dysmorphic syndrome characterized by trigonobrachycephaly, facial dysmorphism (including narrow forehead, upward-slanting palpebral fissures, bulbous nose with slightly bifid tip, macrostomia with thin upper lip, micrognathia), and various acral anomalies, such as broad thumbs, large toes, bulbous fingertips with short nails, joint laxity of the hands and fifth finger clinodactyly. Short stature, hypotonia and severe psychomotor delay are also associated. There have been no further descriptions in the literature since 1991.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enTrigonocephaly-bifid nose-acral anomalies syndrome
frSyndrome de trigonocéphalie-nez bifide-anomalies des extrémités
deTrigonozephalie-bifide Nase-akrale Anomalien-Syndrom
esSíndrome de trigonocefalia-nariz bífida-anomalías acrales
itSindrome da trigonocefalia-naso bifido-anomalie acrali
nlTrigonocefalie - gespleten neus - acrale anomalieën-syndroom
ptSíndrome de trigonocefalia-nariz bífido-anomalias acrais
plTrigonocefalia - rozszczep nosa - anomalie kończyn
csSyndrom zahrnující trigonocefalii, rozštěpený nos a akrální anomálie
ukСиндром тригоноцефалії-роздвоєного носа-аномалій черепа
zh三角头畸形-鼻裂-肢端异常综合征
trTrigonosefali-bifid burun-akral anomaliler sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM275595Evalidated
ICD-10Q87.0NTBTattributedvalidated
MONDO0010154Evalidated
UMLSC4304969Evalidated
GARD5126Evalidated

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 (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated2063891[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_2063891[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

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

7

Sources for this card