raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1194

TMEM70-related mitochondrial encephalo-cardio-myopathy

Synonyms: Mitochondrial encephalo-cardio-myopathy due to F1Fo ATPase deficiency · Mitochondrial encephalo-cardio-myopathy due to isolated ATP synthase deficiency · Mitochondrial encephalo-cardio-myopathy due to isolated mitochondrial respiratory chain complex V deficiency

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

Mitochondrial encephalo-cardio-myopathy due to <i>TMEM70</i> mutation is characterized by early neonatal onset of hypotonia, hypertrophic cardiomyopathy and apneic spells within hours after birth accompanied by lactic acidosis, hyperammonemia and 3-methylglutaconic aciduria.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enTMEM70-related mitochondrial encephalo-cardio-myopathyMitochondrial encephalo-cardio-myopathy due to F1Fo ATPase deficiency · Mitochondrial encephalo-cardio-myopathy due to isolated ATP synthase deficiency · Mitochondrial encephalo-cardio-myopathy due to isolated mitochondrial respiratory chain complex V deficiency
frEncéphalo-cardio-myopathie mitochondriale associée à TMEM70Encéphalo-cardio-myopathie mitochondriale par déficit en F1Fo ATPase · Encéphalo-cardio-myopathie mitochondriale par déficit isolé en ATP synthase · Encéphalo-cardio-myopathie mitochondriale par déficit isolé en complexe V de la chaîne respiratoire
deTMEM70-abhängige mitochondriale EnzephalokardiomyopathieEnzephalokardiomyopathie durch isolierten mitochondrialen Atmungskettendefekt im Komplex V · Enzephalokardiomyopathie, mitochondriale, durch F1FO-ATPase-Mangel · Mitochondriale Enzephalokardiomyopathie durch isolierten ATP-Synthase-Mangel
esEncefalo-cardio-miopatía mitocondrial asociada a TMEM70Encefalo-cardio-miopatía mitocondrial por deficiencia aislada de ATP sintasa · Encefalo-cardio-miopatía mitocondrial por deficiencia aislada del complejo V de la cadena respiratoria mitocondrial · Encefalo-cardio-miopatía mitocondrial por deficiencia de F1Fo ATPasa
itEncefalocardiomiopatia mitocondriale TMEM70-correlatoEncefalocardiomiopatia mitocondriale da deficit del complesso V della catena respiratoria mitocondriale · Encefalocardiomiopatia mitocondriale da deficit di F1Fo ATPasi · Encefalocardiomiopatia mitocondriale da deficit isolato di ATP sintasi
nlTMEM70-gerelateerde mitochondriale encefalocardiomyopathieMitochondriale encefalocardiomyopathie door F1Fo ATPase-deficiëntie · Mitochondriale encefalocardiomyopathie door geïsoleerde deficiëntie van ATP-synthase · Mitochondriale encefalocardiomyopathie door geïsoleerde deficiëntie van mitochondriale ademhalingsketen complex V
ptEncefalo-miocardiopatia mitocondrial TMEM70-relacionadaDeficiência de complexo 5 da cadeia respiratória mitocondrial · Encefalo-miocardiopatia mitocondrial por deficiência isolada de ATP sintetase
plMitochondrialna encefalo-kardio-miopatia zależna od TMEM70Mitochondrialna encefalo-kardio-miopatia z powodu niedoboru F1Fo ATP-azy · Mitochondrialna encefalo-kardio-miopatia z powodu niedoboru kompleksu V mitochondrialnego łańcucha oddechowego · Mitochondrialna encefalo-kardio-miopatia z powodu niedoboru syntazy ATP
csTMEM70-vázaná mitochondriální encefalokardiomyopatieMitochondriální encefalokardiomyopatie způsobená deficitem F1Fo ATPázy · Mitochondriální encefalokardiomyopatie způsobená izolovaným deficitem ATP syntázy · Mitochondriální encefalokardiomyopatie způsobená izolovaným deficitem komplexu V mitochondriálního respiračního řetězce
ukМітохондріальна енцефало-кардіоміопатія, повязана з TMEM70Мітохондріальна енцефало-кардіоміопатія внаслідок дефіциту АТФ-ази F1Fo · Мітохондріальна енцефало-кардіоміопатія внаслідок ізольованого дефіциту АТФ-синтази · Мітохондріальна енцефало-кардіоміопатія внаслідок ізольованого дефіциту V комплексу мітохондріального дихального ланцюга
zhTMEM70相关性线粒体脑肌病-心脏病孤立型ATP合酶缺乏所致线粒体脑心肌病
trTMEM70--ilişkili mitokondriyal ensefalo-kardiyo-miyopatiİzole mitokondriyal solunum zinciri kompleksi V eksikliğine bağlı mitokondriyal ensefalo-kardiyo-miyopati · F1Fo ATPase eksikliğine bağlı mitokondriyal ensefalo-kardiyo-miyopati · İzole ATP sentaz eksikliğine bağlı mitokondriyal ensefalo-kardiyo-miyopati

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM614052Evalidated
ICD-10G71.3NTBTattributedvalidated
ICD-115C53.2YNTBTindexvalidated
MONDO0013546Evalidated
UMLSC4273660Evalidated

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
TMEM70Disease-causing germline mutation(s) inAssessedHGNC:26050ENSG000001756066124188q21.11transmembrane protein 7021147908[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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

30 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:00035353-Methylglutaconic aciduria
HP:0001987Hyperammonemia
HP:0001252Hypotonia
HP:0002383Infectious encephalitis
HP:0002342Intellectual disability, moderate
HP:0000369Low-set ears
HP:0000252Microcephaly
HP:0011343Moderate global developmental delay
HP:0001562Oligohydramnios
HP:0000322Short philtrum
Frequent (79-30%)
HP:0001646Abnormal aortic valve morphology
HP:0001641Abnormal pulmonary valve morphology
HP:0007370Aplasia/Hypoplasia of the corpus callosum
HP:0100490Camptodactyly of finger
HP:0002120Cerebral cortical atrophy
HP:0001635Congestive heart failure
HP:0000028Cryptorchidism
HP:0001522Death in infancy
HP:0001371Flexion contracture
HP:0001510Growth delay
HP:0002240Hepatomegaly
HP:0001639Hypertrophic cardiomyopathy
HP:0000047Hypospadias
HP:0001511Intrauterine growth retardation
HP:0002878Respiratory failure
HP:0000278Retrognathia
HP:0000154Wide mouth
Occasional (29-5%)
HP:0000077Abnormality of the kidney
HP:0011675Arrhythmia
HP:0001250Seizure

Run the differential on the 10 obligate / very frequent terms

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Sources for this card