FGFR1 and rhabdomyosarcoma: Overexpression of FGFR1 has been reported in a variety of cancers, including carcinomas of lung [27], breast [28], oral cavity [29], the ovaries, urinary bladder and prostate [30], as well as mesenchymal or lymphoid malignancies such as rhabdomyosarcoma [31] and acute myeloid leukemia [32].