DMXL2 and autosomal dominant nonsyndromic hearing loss: Previous human genetic studies identified mutations in DMXL2 as the pathogenic causes for dominant nonsyndromic hearing loss DFNA71 and recessive syndromic hearing loss associated with polyendocrine-polyneuropathy syndrome and developmental and epileptic encephalopathy named Ohtahara syndrome (Tata et al., 2014; Chen et al., 2017; Esposito et al., 2019; Wonkam-Tingang et al., 2021).