LRRFIP1 and eosinophilia-myalgia syndrome: In a patient with hematological malignancy of 8p11-chromosome eight-myeloproliferative syndrome (EMS), in which fibroblast growth factor receptor 1 (FGFR1) gene was involved in chromosomal translocations, LRRFIP1/GCF2 gene was identified as a new partner gene for FGFR1.