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磁共振胆胰管成像(magnetic resonance cholangiopancreatography,MRCP)已广泛用于胆胰管疾病的评价,目前MRCP成像序列多采用重T,加权快速自旋回波(turbo spin echo,TSE)序列和半傅立叶采集单次激发自旋回波序列(half-Fourier acquisition single-shot turbo spin-echo,HASTE)[1].