raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:69083

Ectodermal dysplasia with natal teeth, Turnpenny type

historical

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood, Neonatal
Status
historical

A rare ectodermal dysplasia syndrome characterized by neonatal teeth, hypo- or oligodontia of the secondary dentition, flexural acanthosis nigricans, and sparse body and scalp hair (the latter being thin and slow-growing). There have been no further descriptions in the literature since 1995.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enEctodermal dysplasia with natal teeth, Turnpenny type
frSyndrome de dysplasie ectodermique-dents de naissance, type Turnpenny
deDysplasie, ektodermale - natale Zähne, Typ Turnpenny
esDisplasia ectodérmica con dientes natales tipo Turnpenny
itDisplasia ectodermica con denti neonatali tipo Turnpenny
nlEctodermale dysplasie met natale tanden, Turnpenny-type
ptDisplasia ectodérmica com dentes neonatais tipo Turnpenny
plDysplazja ektodermalna z zębami noworodkowymi typu Turnpenny
csTurnpennyho typ ektodermální dysplázie s natálními zuby
ukЕктодермальна дисплазія з натальними зубами, тип Тернпенні
zh外胚层发育不良症伴发胎生牙,Turnpenny型
trDoğum dişleri olan ektodermal displazi, Turnpenny tipi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM601345Evalidated
ICD-10Q82.4NTBTattributedvalidated
ICD-11LD27.0YNTBTindexvalidated
MONDO0011041Evalidated
MeSHC563347Evalidated
UMLSC1832444Evalidated
GARD10526Evalidated

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 (3):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8574423[PMID]
Cases/families1 familiesWorldwideFamily(ies)Validated8574423[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

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

7

Sources for this card