FGFR2 and infantile convulsions and choreoathetosis: Here, we showed the establishment of a rapid and robust FGFR2 break-apart FISH assay in a CAP/ISO-accredited laboratory and reported a novel FGFR2::SHROOM3 translocation in iCCA patients in China accompanied by a snapshot of the literature-reported FGFR2 rearrangement in iCCA.