raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:478042

Combined oxidative phosphorylation defect type 30

Synonyms: COXPD30

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Neonatal
Status
active

A rare mitochondrial oxidative phosphorylation disorder characterized by neonatal onset of hypotonia, feeding difficulties, deafness, and early fatal respiratory failure. Cardiac and liver involvement has been reported. Serum lactate is increased, and metabolic studies show decreased activity of mitochondrial respiratory complexes I and IV in skeletal muscle.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCombined oxidative phosphorylation defect type 30COXPD30
frDéficit combiné de la phosphorylation oxydative type 30= en
deKombinierter Defekt der oxidativen Phosphorylierung Typ 30= en
esDeficiencia combinada de la fosforilación oxidativa tipo 30= en
itDeficit combinato della fosforilazione ossidativa tipo 30
nlGecombineerde oxidatieve fosforylatiedeficiëntie type 30COXPD30 · Gecombineerde oxidatieve fosforyleringdeficiëntie type 30
ptDéfice combinado da fosforilação oxidativa tipo 30
plZłożony defekt fosforylacji oksydacyjnej typu 30= en
csKombinovaný defekt oxidativní fosforylace, typ 30= en
ukКомбінований дефект окисного фосфорилювання, тип 30= en
zh复合氧化磷酸化缺陷30型= en
trKombine oksidatif fosforilasyon defekti tip 30= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM616974Evalidated
ICD-10E88.8NTBTattributedvalidated
ICD-115C53.23NTBTattributedvalidated
MONDO0014856Evalidated
UMLSC5567605Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
TRMT10CDisease-causing germline mutation(s) inAssessedHGNC:26022ENSG000001741736154233q12.3tRNA methyltransferase 10C, mitochondrial RNase P subunit27132592[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated27132592[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_27132592[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