Research Article Diagnostic Significance of Diffusion-Weighted MRI in Renal Cancer

permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Background. This study aimed to investigate whether diffusion-weighted imaging (DWI) could contribute to the discrimination between benign and malignant renal cancer. Methods. We searched the PubMed electronic database for eligible studies. STATA 12.0 software was used for statistical analysis. The SMD and 95 % CI were calculated. Results.Decreased ADC signal was seen in all renal cancer patients (cancer tissue versus normal tissue: SMD = 1.63 and 95%CI = 0.96∼2.29