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Autosomal dominant nonsyndromic hearing loss 70(DFNA70)

MedGen UID:
934742
•Concept ID:
C4310775
•
Disease or Syndrome
Synonym: Deafness, autosomal dominant 70
 
Gene (location): MCM2 (3q21.3)
 
Monarch Initiative: MONDO:0014853
OMIM®: 616968

Definition

Autosomal dominant deafness-70 (DFNA70) is a form of nonsyndromic sensorineural hearing loss. Hearing impairment shows postlingual onset and is slowly progressive (Gao et al., 2015). [from OMIM]

Clinical features

From HPO
Progressive sensorineural hearing impairment
MedGen UID:
335894
•Concept ID:
C1843156
•
Disease or Syndrome
A progressive form of sensorineural hearing impairment.
See: Feature record | Search on this feature
Abnormal vestibular function
MedGen UID:
334848
•Concept ID:
C1843865
•
Finding
An abnormality of the functioning of the vestibular apparatus.
See: Feature record | Search on this feature

Recent clinical studies

Etiology

Nonsyndromic hereditary hearing loss.
Alford RL
Adv Otorhinolaryngol 2011;70:37-42. Epub 2011 Feb 24 doi: 10.1159/000322867. PMID: 21358183

Diagnosis

Identification of novel missense mutation related with non-syndromic sensorineural deafness, DFNA11 in korean family by NGS.
Kim YR, Kim HM, Lee B, Baek JI, Lee KY, Park HJ, Kim UK
Genes Genomics 2023 Feb;45(2):225-230. Epub 2023 Jan 11 doi: 10.1007/s13258-022-01357-3. PMID: 36630074
Nonsyndromic hereditary hearing loss.
Alford RL
Adv Otorhinolaryngol 2011;70:37-42. Epub 2011 Feb 24 doi: 10.1159/000322867. PMID: 21358183

Prognosis

TBC1D24 mutation causes autosomal-dominant nonsyndromic hearing loss.
Azaiez H, Booth KT, Bu F, Huygen P, Shibata SB, Shearer AE, Kolbe D, Meyer N, Black-Ziegelbein EA, Smith RJ
Hum Mutat 2014 Jul;35(7):819-23. Epub 2014 May 6 doi: 10.1002/humu.22557. PMID: 24729539Free PMC Article

Clinical prediction guides

TBC1D24 mutation causes autosomal-dominant nonsyndromic hearing loss.
Azaiez H, Booth KT, Bu F, Huygen P, Shibata SB, Shearer AE, Kolbe D, Meyer N, Black-Ziegelbein EA, Smith RJ
Hum Mutat 2014 Jul;35(7):819-23. Epub 2014 May 6 doi: 10.1002/humu.22557. PMID: 24729539Free PMC Article

Supplemental Content

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    Clinical resources

    Reviews

    Related information

    • ClinVar
      Related medical variations
    • Gene
      Related information in NCBI Gene
    • GTR
      Related information in GTR
    • GTR(Clinical)
      Clinical tests in GTR
    • OMIM
      Related records in OMIM
    • OMIM(Genes)
      OMIM records containing genes associated with phenotypes registered in MedGen
    • PubMed (OMIM)
      Related literature resources in PubMed

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