FGFR2 and infantile convulsions and choreoathetosis: Overall, ours and other results suggest that anti-FGFR treatment improves the outcome in this iCCA subgroup.9,28,39 More data are needed to clarify the outcome of this subpopulation, and pooling of data will be necessary to provide better indications about the prognostic role of FGFR2 aberration.