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Autosomal dominant nonsyndromic hearing loss 3A(DFNA3A)

MedGen UID:
436512
•Concept ID:
C2675750
•
Disease or Syndrome
Synonyms: Deafness, autosomal dominant 3a; GJB2-Related DFNA 3 Nonsyndromic Hearing Loss and Deafness
 
Gene (location): GJB2 (13q12.11)
 
Monarch Initiative: MONDO:0011103
OMIM®: 601544

Authors:
A Eliot Shearer  |  Michael S Hildebrand  |  Amanda M Schaefer, et. al.   view full author information

Clinical features

From HPO
Sensorineural hearing loss disorder
MedGen UID:
9164
•Concept ID:
C0018784
•
Disease or Syndrome
A type of hearing impairment in one or both ears related to an abnormal functionality of the cochlear nerve.
See: Feature record | Search on this feature

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  

Recent clinical studies

Diagnosis

Identification of TMC1 as a relatively common cause for nonsyndromic hearing loss in the Saudi population.
Ramzan K, Al-Owain M, Al-Numair NS, Afzal S, Al-Ageel S, Al-Amer S, Al-Baik L, Al-Otaibi GF, Hashem A, Al-Mashharawi E, Basit S, Al-Mazroea AH, Softah A, Sogaty S, Imtiaz F
Am J Med Genet B Neuropsychiatr Genet 2020 Apr;183(3):172-180. Epub 2019 Dec 19 doi: 10.1002/ajmg.b.32774. PMID: 31854501
Forty-six genes causing nonsyndromic hearing impairment: which ones should be analyzed in DNA diagnostics?
Hilgert N, Smith RJH, Van Camp G
Mutat Res 2009 Mar-Jun;681(2-3):189-196. Epub 2008 Aug 29 doi: 10.1016/j.mrrev.2008.08.002. PMID: 18804553Free PMC Article
Clinical phenotype and mutations in connexin 26 (DFNB1/GJB2), the most common cause of childhood hearing loss.
Cohn ES, Kelley PM
Am J Med Genet 1999 Sep 24;89(3):130-6. PMID: 10704187

Prognosis

Identification of TMC1 as a relatively common cause for nonsyndromic hearing loss in the Saudi population.
Ramzan K, Al-Owain M, Al-Numair NS, Afzal S, Al-Ageel S, Al-Amer S, Al-Baik L, Al-Otaibi GF, Hashem A, Al-Mashharawi E, Basit S, Al-Mazroea AH, Softah A, Sogaty S, Imtiaz F
Am J Med Genet B Neuropsychiatr Genet 2020 Apr;183(3):172-180. Epub 2019 Dec 19 doi: 10.1002/ajmg.b.32774. PMID: 31854501

Clinical prediction guides

Identification of TMC1 as a relatively common cause for nonsyndromic hearing loss in the Saudi population.
Ramzan K, Al-Owain M, Al-Numair NS, Afzal S, Al-Ageel S, Al-Amer S, Al-Baik L, Al-Otaibi GF, Hashem A, Al-Mashharawi E, Basit S, Al-Mazroea AH, Softah A, Sogaty S, Imtiaz F
Am J Med Genet B Neuropsychiatr Genet 2020 Apr;183(3):172-180. Epub 2019 Dec 19 doi: 10.1002/ajmg.b.32774. PMID: 31854501

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