KCNJ10 and deafness: Jonard et al. [29] screened 25 patients with unilateral deafness and unilateral EVA, but found no mutations in KCNJ10. Mercer et al. [30] screened 51 patients with EVA and found no mutations in KCNJ10. Chen et al. [31] screened SLC26A4 and KCNJ10 in patients with bilateral deafness and inner ear malformations and found no mutations in KCNJ10 in the 15 patients who had one or no SLC26A4 mutations.