LCN2 and Dravet syndrome: NGAL values in young DS subject show no significantly difference than controls (75.06+48.73 SD ng/mL vs 24.89+33.48 SD ng/mL), while there is a statistical increase in adults (167.51+82.28 SD ng/mL with p<0.01) and elderly ( 222.13+57.73 SD ng/mL with p<0.001) DS subjects than controls.