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摘要目的评估之前提出的高特异性MR成像评估质子密度脂肪比(PDFF)临界值对肝硬化分级的诊断能力。用组织学征象作为参考标准,硬化≥1级(6.4%的PDFF临界
Abstract Objective To evaluate the diagnostic ability of the previously proposed high-specificity MR imaging for the assessment of proton density fat ratio (PDFF) thresholds for the classification of cirrhosis. Histological signs were used as a reference standard for hardening ≥1 (PDFF critical of 6.4%