raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:5

Long chain 3-hydroxyacyl-CoA dehydrogenase deficiency

Synonyms: LCHAD deficiency · LCHADD · Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency

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

A mitochondrial disorder of long chain fatty acid oxidation characterized in most patients by onset in infancy/ early childhood of hypoketotic hypoglycemia, metabolic acidosis, liver disease, hypotonia and, frequently, cardiac involvement with arrhythmias and/or cardiomyopathy.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enLong chain 3-hydroxyacyl-CoA dehydrogenase deficiencyLCHAD deficiency · LCHADD · Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency
frDéficit en 3-hydroxyacyl-CoA déshydrogénase des acides gras à chaîne longueDéficit en 3-hydroxyacyl-coenzyme A déshydrogénase des acides gras à chaîne longue · Déficit en LCHAD · LCHADD
deLangketten-3-Hydroxyacyl-CoA-Dehydrogenase-MangelLCHAD-Mangel · LCHADD · Langketten-3-Hydroxyacyl-Coenzym A-Dehydrogenase-Mangel
esDeficiencia de 3-hidroxiacil-CoA deshidrogenasa de cadena largaDeficiencia de 3-hidroxiacil-coenzima A deshidrogenasa de cadena larga · Deficiencia de LCHAD · LCHADD
itDeficit di 3-idrossiacil-CoA deidrogenasi a catena lungaDeficit di LCHAD · LCHADD
nlLange keten 3-hydroxyacyl-CoA-dehydrogenasedeficiëntieLCHAD-deficiëntie · LCHADD · Lange keten 3-hydroxyacyl-co-enzym A-dehydrogenasedeficiëntie
ptDeficiência de 3-hidroxiacil-CoA desidrogenase de cadeias longasDeficiência de LCHAD
plNiedobór dehydrogenazy długich łańcuchów 3-hydroksyacetylo-CoALCHADD · Niedobór LCHAD · Niedobór dehydrogenazy długich łańcuchów 3-hydroksyacetylo-koenzymu A
csDeficit dehydrogenázy 3-hydroxyacyl-CoA s dlouhým řetězcemDeficit LCHAD · LCHADD
ukДефіцит довголанцюгової 3-гідроксиацил-КоА-дегідрогеназиДефіцит LCHAD · LCHADD · Дефіцит довголанцюгового 3-гідроксиацил-коензиму А дегідрогенази
zh长链3-羟基乙酰基-CoA脱氢酶缺乏长链3-羟基乙酰基-CoA脱氢酶缺乏
trUzun zincirli 3-hidroksiaçil-KoA dehidrojenaz eksikliğiLCHADD · LCHAD eksikliği · Uzun zincirli 3-hidroksiasil-koenzim A dehidrojenaz eksikliği

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM609016Evalidated
ICD-10E71.3NTBTattributedvalidated
ICD-115C52.01NTBTindexvalidated
MONDO0012173Evalidated
UMLSC3711645Evalidated
GARD6867Evalidated
MedDRA10072653Evalidated

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 (5):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
HADHADisease-causing germline mutation(s) inAssessedHGNC:4801ENSG000000847546008902p23.3hydroxyacyl-CoA dehydrogenase trifunctional multienzyme complex subunit alpha
5

Prevalence and incidence

12 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0001 / 100 000EuropeValue and classNot yet validatedORPHANET
Prevalence at birth1-9 / 1 000 0000.4 / 100 000AustraliaValue and classValidated20373143[PMID]
Prevalence at birth1-9 / 1 000 0000.4 / 100 000United StatesValue and classValidated20373143[PMID]
Prevalence at birth1-9 / 1 000 0000.5 / 100 000GermanyValue and classValidated15896654[PMID]
Prevalence at birth1-9 / 100 0002 / 100 000SwedenValue and classValidated7564259[PMID]
Prevalence at birth1-9 / 1 000 0000.84 / 100 000PolandValue and classValidated20814823[PMID]
Prevalence at birth1-9 / 100 0001.09 / 100 000EstoniaValue and classValidated23430857[PMID]
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET
Point prevalence1-9 / 100 0008 / 100 000EuropeValue and classValidatedEuropean Medicines Agency 2015[OTHER]
Prevalence at birth1-9 / 100 0001.24 / 100 000Czech RepublicValue and classValidated31241292[PMID]
Prevalence at birth1-9 / 1 000 0000.5 / 100 000IsraelValue and classValidated33239050[PMID]
Prevalence at birth1-9 / 1 000 0000.3 / 100 000Specific populationValue and classValidated33239050[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

25 annotations · validated 2017-10-24
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001943Hypoglycemia
HP:0001985Hypoketotic hypoglycemia
HP:0000613Photophobia
Frequent (79-30%)
HP:0000512Abnormal electroretinogram
HP:0001939Abnormality of metabolism/homeostasis
HP:0000577Exotropia
HP:0001263Global developmental delay
HP:0002240Hepatomegaly
HP:0001639Hypertrophic cardiomyopathy
HP:0001252Hypotonia
HP:0009830Peripheral neuropathy
HP:0000572Visual loss
Occasional (29-5%)
HP:0007703Abnormality of retinal pigmentation
HP:0002611Cholestatic liver disease
HP:0000532Chorioretinal abnormality
HP:0000533Chorioretinal atrophy
HP:0001508Failure to thrive
HP:0011968Feeding difficulties
HP:0001290Generalized hypotonia
HP:0001249Intellectual disability
HP:0000545Myopia
HP:0000662Nyctalopia
HP:0030856Posterior staphyloma
HP:0000488Retinopathy
HP:0001250Seizure

Run the differential on the 3 obligate / very frequent terms

Annotation source: 18162058[PMID]_11773547[PMID]

7

Sources for this card