MR functional DWI could detect liver diffuse lesions earlier than conventional MR imaging. Measurement of ADC value may be of use in early diagnosis of liver diffuse diseases and for monitoring the changes of the lesions.

• MR功能弥散成像较形态结构影像能更早的反映肝脏弥漫性病变,动态ADC值的测定有助于肝脏早期弥漫性病变的诊断和病变进展的监测。