Audiology features
Hearing loss and Alport syndrome
Alport syndrome (AS) includes a group of hereditary diseases caused by mutations in the COL4A3, COL4A4 or COL4A5 genes. These genes are responsible for the biosynthesis of α3, α4 and α5 collagen IV chains, which are located in the glomerular...
The impact of hearing loss in children with Down syndrome
Hearing loss and language development Down syndrome (DS) usually arises due to trisomy 21 and is associated with intellectual disability and risks of developmental delays and difficulties, including hearing loss. Hearing loss is common in children with DS [1]. In...
Branchio Oto Renal syndrome
Branchio Oto Renal Syndrome (BOR) is an autosomal dominant disorder with branchial, otologic and renal manifestations. The presence of clinical signs varies among and within affected families. Three causative genes for BOR syndrome have been reported thus far: EYA1, SIX1...
