raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:435998

Autosomal recessive intermediate Charcot-Marie-Tooth disease type D

Synonyms: RI-CMT type D

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Childhood
Status
active

Autosomal recessive intermediate Charcot-Marie-Tooth disease type D is a rare hereditary motor and sensory neuropathy characterized by childhood onset of unsteady gait, pes cavus, frequent falls and foot dorsiflexor weakness slowly progressing to distal upper and lower limb muscle weakness and atrophy, distal sensory impairment and reduced tendon reflexes. Additional symptoms may include bilateral sensorineural hearing impairment and neuropathic pain.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAutosomal recessive intermediate Charcot-Marie-Tooth disease type DRI-CMT type D
frMaladie de Charcot-Marie-Tooth intermédiaire autosomique récessive type D= en
deCharcot-Marie-Tooth-Krankheit, autosomal-rezessive, intermediäre, Typ DRI-CMT Typ D
esEnfermedad de Charcot-Marie-Tooth intermedia autosómica recesiva tipo DCMT-IR tipo D
itMalattia di Charcot-Marie-Tooth autosomica recessiva intermedia tipo DRI-CMT, tipo D
nlAutosomaal recessieve intermediaire ziekte van Charcot-Marie-Tooth type D= en
ptDoença de Charcot-Marie-Tooth intermédia autossómica recessiva tipo D
plAutosomalna recesywna pośrednia choroba Charcota, Mariego i Tootha typu DRI-CMT typu D
csAutozomálně recesivní intermediární Charcotova-Marieova-Toothova nemoc, typ DRI-CMT typ D · Autozomálně recesivní intermediární Charcot-Marie-Toothova nemoc, typ D
ukАутосомно-рецесивна помірно виражена хвороба Шарко-Марі-Тута, тип DRI-CMT тип D
zh常染色体隐性遗传性中间性夏科-马里-图斯病D型RI-CMT D型
trOtozomal resesif geçişli Charcot-Marie-Tooth hastalığı tip DRI-CMT tip D

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM616039Evalidated
ICD-10G60.0NTBTattributedvalidated
ICD-118C20.2NTBTattributedvalidated
MONDO0014467Evalidated
UMLSC5569027Evalidated

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
COX6A1Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:2277ENSG0000011177560207212q24.31cytochrome c oxidase subunit 6A125152455[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families4 casesWorldwideCase(s)Validated25152455[PMID]_26302975[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_25152455[PMID]_26302975[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

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

7

Sources for this card