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目的评估^99Tc^m-MIBI SPECT/CT诊断甲状腺乳头状癌(PTC)术后彩色多普勒超声(CDUS)疑似颈部淋巴结转移的价值。方法收集31例PTC术后CDUS疑似颈部淋巴结转移患者,均于术后1个月内接受颈部^99Tc^m-MIBI SPECT/CT扫描,之后15天内接受颈部^131I SPECT/CT扫描。观察^99Tc^m-MIBI SPECT/CT对于PTC术后颈部淋巴结转移的诊断效率。结果31例中,6例(6/31,19.35%)存在颈部淋巴结转移。^99Tc^m-MIBI SPECT/CT对