1. A method for aiding evaluation of lesions in a body part comprising: forming a plurality of sets of image data of sections of a body region in mutually parallel planes, wherein each image is composed of a matrix of pixels and each pixel has an intensity or color value representative of at least one physiological characteristic of a respective elemental area of the section; processing the plurality of images to create at least one additional image of the body region in at least one further plane transverse to the mutually parallel planes; and displaying the additional image of the body region, the display having first display characteristics of the intensity and/or color of the additional image that are representative of a first physiological characteristic of the body part, and independent second display characteristics of the intensity and/or color of the additional image that are representative of a second physiological characteristic of the body part.