23. The CAD system of claim 21 , wherein said medical image is a mammogram, and wherein said predetermined feature set includes one or more of size, spiculatedness, margin sharpness, eccentricity, sphericity, average grey level, contrast, cluster characteristics, and breast density characteristics.
23. The CAD system of claim 21 , wherein said medical image is a mammogram, and wherein said predetermined feature set includes one or more of size, spiculatedness, margin sharpness, eccentricity, sphericity, average grey level, contrast, cluster characteristics, and breast density characteristics. 24. The CAD system of claim 23 , wherein said predetermined feature set of may be altered by the user.