RET/PTC rearrangements were analyzed by reverse transcription-PCR.     ///    "In addition, 5 of 54 (9.3%) recurrent PTC patients had both a BRAF mutation and a RET/PTC rearrangement. "    ///    The RET/PTC rearrangements were detected in 9 of 54 (16.7%) patients.     ///    "RET/PTC rearrangements, although commonly associated with primary PTCs in younger patients, are uncommonly found in recurrent PTC patients. "    ///    PTC usually possesses BRAF mutation or RET/PTC rearrangements.     ///    High rate of BRAF and RET/PTC dual mutations associated with recurrent papillary thyroid carcinoma.. 