目的使用磁化传递脉冲频率偏离波谱评估磁化传递对比MRI区分健康的肝脏和肝硬化的能力。材料与方法符合HIPAA法案的前瞻性研究已获机构审查委员会批准,并获得所有参与者的书面知情同意书,使用蛋白浓度在 Objective To evaluate the ability of magnetization transfer versus contrast MRI to discriminate between healthy liver and cirrhosis using magnetization transfer pulse frequency deviation spectroscopy. Materials and Methods Prospective studies in compliance with the HIPAA Act have been approved by the Agency’s Review Board and have been written informed consent from all participants using protein concentrations ranging from