raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:42665

Tietz syndrome

Synonyms: Hypopigmentation-deafness syndrome · Hypopigmentation-hearing loss syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Neonatal
Status
active

Tietz syndrome is a genetic hypopigmentation and deafness syndrome characterized by congenital profound bilateral sensorineural hearing loss and generalized albino-like hypopigmentation of skin, eyes and hair.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enTietz syndromeHypopigmentation-deafness syndrome · Hypopigmentation-hearing loss syndrome
frSyndrome de TietzSyndrome d'hypopigmentation-surdité
deTietz-Syndrom
esSíndrome de TietzSíndrome de hipopigmentación-hipoacusia · Síndrome de hipopigmentación-sordera
itSindrome di TietzSindrome ipopigmentazione-sordità
nlSyndroom van TietzHypopigmentatie - doofheid-syndroom · Hypopigmentatie - gehoorverlies-syndroom
ptSíndrome TietzSíndrome hipopigmentação-perda auditiva · Síndrome hipopigmentação-surdez
plZespół TietzaZespół hipopigmentacja-głuchota
csTietzův syndrom zahrnující albinismus a hluchotuSyndrom zahrnující hypopigmentaci a hluchotu · TADS
ukСиндром ТітцаСиндром гіпопігментації-глухоти · Синдром гіпопігментації-туговухості
zhTietz综合征色素沉着-听力丧失综合征
trTietz sendromuHipopigmentasyon-sağırlık sendromu · Hipopigmentasyon-işitme kaybı sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM103500Evalidated
ICD-10E70.3NTBTattributedvalidated
ICD-11EC23.2YNTBTindexvalidated
MONDO0007077Evalidated
MeSHC536919Evalidated
UMLSC0391816Evalidated
GARD7772Evalidated

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

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MITFDisease-causing germline mutation(s) inAssessedHGNC:7105ENSG000001870981568453p13melanocyte inducing transcription factor10851256[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 familiesWorldwideFamily(ies)Validated23020089[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_23020089[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

6 annotations · validated 2018-01-17
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000593Abnormal anterior chamber morphology
HP:0001000Abnormality of skin pigmentation
HP:0000365Hearing impairment
HP:0005599Hypopigmentation of hair
HP:0001010Hypopigmentation of the skin
HP:0002226White eyebrow

Run the differential on the 6 obligate / very frequent terms

7

Sources for this card