raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:391417

HSD10 disease

Synonyms: 2-methyl-3-hydroxybutyric aciduria · 2-methyl-3-hydroxybutyryl-CoA dehydrogenase deficiency · HSD10 deficiency · MHBD deficiency

Type
Disease
Group
Disorder
Inheritance
X-linked dominant
Age of onset
Childhood, Infancy, Neonatal
Status
active

HSD10 disease is a rare, life-threatening neurometabolic disease characterized by a progressive neurodegenerative course, epilepsy, retinopathy and progressive cardiomyopathy.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enHSD10 disease2-methyl-3-hydroxybutyric aciduria · 2-methyl-3-hydroxybutyryl-CoA dehydrogenase deficiency · HSD10 deficiency · MHBD deficiency
frMaladie HSD10Acidurie 2-méthyl-3-hydroxybutyrique · Déficit en 2-méthyl-3-hydroxybutyryl-CoA déshydrogénase · Déficit en HSD10 · Déficit en MHBD
deHSD10-Krankheit2-Methyl-3-Hydroxybutyrazidurie · 2-Methyl-3-Hydroxybutyryl-CoA-Dehydrogenase-Mangel · HSD10-Mangel · MHBD-Mangel
esEnfermedad de HSD10Aciduria 2-metil-3-hidroxibutírica · Deficiencia de 2-metil-3-hidroxibutiril-CoA deshidrogenasa · Deficiencia de HSD10 · Deficiencia de MHBD
itMalattia HSD10Aciduria 2-metil-3-idrossibutirrica · Deficit di 2-metil-3-idrossibutirril-CoA deidrogenasi · Deficit di HSD10 · Deficit di MHBD
nlHSD10-ziekte2-methyl-3-hydroxybutaanzuuracidurie · 2-methyl-3-hydroxybutyryl-CoA dehydrogenasedeficiëntie · HSD10-deficiëntie · MHBD-deficiëntie
ptDoença HSD10
plChoroba HSD10Acyduria 2-metylo-3-hydroksymasłowa · Niedobór dehydrogenazy 2-metylo-3-hydroksymasłowego-CoA · Niedobór HSD10 · Niedobór MHBD
csDeficit 2-methyl-3-hydroxybutyryl-CoA dehydrogenázy2-methyl-3-hydroxymáselná acidurie · Deficit HSD10 · Deficit MHBD
ukХвороба HSD102-метил-3-гідроксимасляна ацидурія · Дефіцит 2-метил-3-гідроксибутирил-КоА-дегідрогенази · Дефіцит HSD10 · Дефіцит MHBD
zhHSD10病2-甲基-3-羟丁酰辅酶A脱氢酶缺乏症
trHSD10 hastalığıMHBD eksikliği · HSD10 eksikliği · 2-metil-3-hidroksibütirik asidüri · 2-metil-3-hidroksibütiril-CoA dehidrojenaz eksikliği

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM300438Evalidated
ICD-10E72.8NTBTattributedvalidated
ICD-115C52.01NTBTindexvalidated
MONDO0010327Evalidated
MeSHC564560Evalidated
UMLSC3266731Evalidated
GARD10716Evalidated

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):

Children (3):

4

Genes

0 direct · 3 via subtypes

Orphanet records no gene directly on this code.

Recorded by Orphanet on subtypes of this disorder:

GeneSubtypeAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
HSD17B10ORPHA:85295HSD10 disease, atypical typeDisease-causing germline mutation(s) inAssessedHGNC:4800ENSG00000072506300256Xp11.22hydroxysteroid 17-beta dehydrogenase 1022127393[PMID]
HSD17B10ORPHA:391428HSD10 disease, infantile typeDisease-causing germline mutation(s) inAssessedHGNC:4800ENSG00000072506300256Xp11.22hydroxysteroid 17-beta dehydrogenase 1022127393[PMID]
HSD17B10ORPHA:391457HSD10 disease, neonatal typeDisease-causing germline mutation(s) inAssessedHGNC:4800ENSG00000072506300256Xp11.22hydroxysteroid 17-beta dehydrogenase 1022127393[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families37 casesWorldwideCase(s)Validated27306202[PMID]_27295195[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_27306202[PMID]_27295195[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

37 annotations · validated 2019-09-10
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012073Abnormal urinary acylglycine profile
Frequent (79-30%)
HP:0000750Delayed speech and language development
HP:0002376Developmental regression
HP:0040155Elevated urinary 3-hydroxybutyric acid
HP:0001263Global developmental delay
HP:0002342Intellectual disability, moderate
HP:0000529Progressive visual loss
HP:0001250Seizure
HP:0001328Specific learning disability
Occasional (29-5%)
HP:0012433Abnormal social behavior
HP:0001251Ataxia
HP:0000708Atypical behavior
HP:0000729Autistic behavior
HP:0001266Choreoathetosis
HP:0004925Chronic lactic acidosis
HP:0001260Dysarthria
HP:0008947Floppy infant
HP:0007042Focal white matter lesions
HP:0006892Frontotemporal cerebral atrophy
HP:0001288Gait disturbance
HP:0000365Hearing impairment
HP:0001336Myoclonus
HP:0000648Optic atrophy
HP:0000736Short attention span
Very rare (<4-1%)
HP:0002307Drooling
HP:0002015Dysphagia
HP:0002579Gastrointestinal dysmotility
HP:0001347Hyperreflexia
HP:0000252Microcephaly
HP:0011470Nasogastric tube feeding in infancy
HP:0007030Nonprogressive encephalopathy
HP:0000639Nystagmus
HP:0008897Postnatal growth retardation
HP:0002063Rigidity
HP:0002313Spastic paraparesis
HP:0001337Tremor
HP:0002119Ventriculomegaly

Run the differential on the 1 obligate / very frequent terms

Annotation source: 27295195[PMID]_26950678[PMID]_22132097[PMID]_16148061[PMID]_14729408[PMID]_12555940[PMID]_11102558[PMID]

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Sources for this card