FGFR2 and gastric cancer: Recently, large‐scale genomic data including The Cancer Genome Atlas (TCGA) whole‐exome sequencing and array comprehensive genomic hybridization study identified that FGFR2 alteration is present in 9% of GC patients and that it is one of the most recurrent genetic alterations in GC (Cancer Genome Atlas Research, 2014; Deng et al., 2012).