If you haven’t had an MRI, there are a lot of sample scans available that you can use. Osirix offers a few of the brain (and other bits), and there are a number of scans available here.
3D multiplanar reconstructions were performed using OsiriX Software (V.6.0.2, Pixmeo). Radial images were acquired around the axis of the femoral neck at 30 degree intervals (see online supplementary ...