1. A method for displaying a medical diagnostic image comprising the steps of: (a) scanning an x-ray film image of a patient into a digital representation of pixels values corresponding to intensity of points on the x-ray film; (b) displaying the pixels values on a workstation; (c) selecting an area within the pixel values displayed on the workstation; (d) calculating a window width equal to difference between MAX and MIN and a window level value equal to the window width divided by 2 plus MIN, for all pixel values displayed.