raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:716758

Fast-channel congenital myasthenic syndrome

Synonyms: FCCMS · FCS · Fast-channel syndrome

Type
Etiological subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant, Autosomal recessive
Status
active

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enFast-channel congenital myasthenic syndromeFCCMS · FCS · Fast-channel syndrome
frSyndrome myasthénique congénital du canal rapideFCS · Syndrome du canal rapide
deMyasthenie-Syndrom, kongenitales, fast-channelFCCMS · FCS · Fast-Channel-Syndrom
esSíndrome miasténico congénito del canal rápidoSMC del canal rápido · Síndrome del canal rápido
itSindrome miastenica congenita del canale rapidoSindrome del canale rapido · FCCMS · FCS · Sindromi del canale rapido
nlCongenitaal myastheen syndroom door snel kanaalFCCMS · FCS · 'Fast channel'-syndroom · Congenitaal myastheen syndroom door te snel werkend kanaal
ptFast-channel congenital myasthenic syndromes
plWrodzone zespoły miasteniczne z szybkim kanałem= en
csFast-channel congenital myasthenic syndrome= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM608930BTNTvalidated
OMIM616322BTNTvalidated
OMIM616324BTNTvalidated

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 (1):

No children.

4

Genes

4 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
CHRNA1Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:1955ENSG000001384351006902q31.1cholinergic receptor nicotinic alpha 1 subunit20301347[PMID]
CHRNB1Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:1961ENSG0000017017510071017p13.1cholinergic receptor nicotinic beta 1 subunit20301347[PMID]
CHRNDDisease-causing germline mutation(s) (gain of function) inAssessedHGNC:1965ENSG000001359021007202q37.1cholinergic receptor nicotinic delta subunit20301347[PMID]
CHRNEDisease-causing germline mutation(s) (gain of function) inAssessedHGNC:1966ENSG0000010855610072517p13.2cholinergic receptor nicotinic epsilon subunit20301347[PMID]
5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card