raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:141091

Polyrrhinia

Synonyms: Double nose · Polyrhinia

Type
Malformation syndrome
Group
Disorder
Inheritance
Not applicable
Age of onset
Antenatal, Neonatal
Status
active

A rare, major congenital malformation characterized by complete duplication of the nose resulting in two fully developed noses often associated with choanal atresia, causing respiratory distress and necessitating surgical repair.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPolyrrhiniaDouble nose · Polyrhinia
frPolyrhinieNez double
dePolyrhinieDuplikation der Nase
esPolirriniaNariz doble
itPoliriniaDoppio naso
nlPolyrhinieDubbele neus
ptPolirrinia
plPodwójny nosDuplikacja nosa
csPolyrhinieDvojitý nos
ukПоліриніяПодвійний ніс · Полірихія
zh多发性鼻炎双鼻
trPoliniriPolirinya · Çift burun

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q30.8NTBTinclusionvalidated
ICD-11LA70NTBTindexvalidated
MONDO0015388Evalidated
UMLSC4274730Evalidated
GARD19945Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—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.

6

HPO phenotypes

9 annotations · validated 2021-03-16
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0010938Abnormal external nose morphology
HP:0010939Abnormal nasal bone morphology
HP:0009934Supernumerary naris
Occasional (29-5%)
HP:0010951Abnormal third ventricle morphology
HP:0002056Abnormality of the glabella
HP:0002693Abnormality of the skull base
HP:0000316Hypertelorism
HP:0006956Lateral ventricle dilatation
HP:0000202Orofacial cleft

Annotation source: 29184738[PMID]_9725533[PMID]

7

Sources for this card