Objective To compare MR-diffusion weighted imaging(MR-DWI) with 99mTc-MDP whole-body bone scan in terms of efficiency and feasibility of MR-DWI in detection of bone metastasis.

• 目的通过对全身MR弥散加权(全身MR-DWI)和核素骨显像两种技术进行分析对比,评估全身MR-DWI在检测骨转移灶中的作用及其可行性。