The most prevalent deafness genes identified in our cohort include SLC26A4 (22%), GJB2 (13%), MYO15A (6%), and OTOF (6%); whereas those identified in the American patients were GJB2 (36%), SLC26A4 (13%), MYO7A (8%), and MYO15A (8%) [39]. This evidence concerns the gene GJB2 and deafness.