With the advent of EPI technique, diffusion-weighted imaging (DWI) has been used in the central nervous system, but also successfully in abdomen, especially in liver disease.

• 随着EPI技术的发明,弥散加权成像(diffusion weighted imaging,DWl)不仅应用于中枢神经系统,也成功应用于腹部,特别是肝脏病变。