raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:101083

Charcot-Marie-Tooth disease type 1C

Synonyms: CMT1C

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Adolescent, Adult, Childhood
Status
active

A rare, autosomal dominant, hereditary, demyelinating motor and sensory neuropathy which may present either as a classic Charcot-Marie-Tooth disease phenotype with distal motor weakness and wasting, gait difficulties, parethesias, decreased vibration and pain sensation, or as a milder, predominantly sensory form with transient paresthesias, decreased sensation and distal pain in upper or lower limbs, without significant motor weakness. Pes cavus is a common feature, and additional symptoms may include hand tremor and decreased or absent deep tendon reflexes.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCharcot-Marie-Tooth disease type 1CCMT1C
frMaladie de Charcot-Marie-Tooth type 1C= en
deCharcot-Marie-Tooth-Krankheit Typ 1C= en
esEnfermedad de Charcot-Marie-Tooth tipo 1C
itMalattia di Charcot-Marie-Tooth tipo 1C= en
nlZiekte van Charcot-Marie-Tooth type 1C= en
ptDoença de Charcot-Marie-Tooth tipo 1C
plChoroba Charcota, Mariego i Tootha typu 1C= en
csCharcotova-Marieova-Toothova nemoc, typ 1CCMT1C · Charcot-Marie-Toothova nemoc, typ 1C
ukХвороба Шарко-Марі-Тута, тип 1С= en
zh夏科-马里-图斯病1C型= en
trCharcot-Marie-Tooth hastalığı tip 1C= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM601098Evalidated
ICD-10G60.0NTBTattributedvalidated
ICD-118C20.0NTBTindexvalidated
MONDO0010995Evalidated
MeSHC537984Evalidated
UMLSC0270913Evalidated

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

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
LITAFDisease-causing germline mutation(s) inAssessedHGNC:16841ENSG0000018906760379516p13.13lipopolysaccharide induced TNF factor20301384[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—EuropeClass 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

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

7

Sources for this card