3'RACE on an EWSR1 rearranged HCCC identified an EWSR1-ATF1 fusion, which was confirmed by RT-PCR.     ///    The presence of EWSR1-ATF1 fusion in most HCCCs reliably separates these tumors from its histological mimics.     ///    EWSR1-ATF1 fusion is a novel and consistent finding in hyalinizing clear-cell carcinoma of salivary gland.. 