Diffusion and perfusion of the breast.

This article is a review of the current published clinical applications of DWI and perfusion of breast MR explaining possibilities and limits of both techniques. DWI in a fast time acquisition and without contrast medium gives information as regards cellularity of breast lesions. The technique can be used for distinguishing between benign and malignant breast lesions and monitoring therapies in locally advanced breast cancer. Perfusion can give additional information as regards vascularization of breast lesions, useful in the characterization of breast lesions doubt at DCE-MRI and also in monitoring chemotherapic effect.