In this study, pre- and post-contrast T1-mapping technique and DWI were used for differential diagnosis of hepatic cyst, hemangioma and HCC. pre- and post-contrast T1 value, the decrease rate of T1 value and ADC value of the three types of lesions were compared and analyzed.T1-mapping technology for differential diagnosis of hepatic cyst，hemangioma and HCC provides a new quantitative method, especially for no-enhanced T1-mapping, have promise of clinical application.
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