KCNQ3 and ependymoma: In genotyped adult subjects, a single variant was observed in <i>KCNQ3</i> (rs79089725, <i>P</i> = 2.0 × 10<sup>-8</sup>).<h4>Conclusion</h4>Our analysis represents one of the most extensive ependymoma-specific GWAS conducted to date.