1. A method for displaying marks in an image data set having marks, wherein during a review phase not all marks within the image data set are displayed at a same time, the method comprising: under control of an apparatus configured for displaying the marks within the image set for review, generating a list of the marks by sorting the marks depending on a sorting criterion, wherein the sorting criterion is a probability of marking illness, including suspiciousness; grouping the marks into groups, wherein each group includes marks that are successive in the generated list, and wherein at least one of the groups includes a plurality of marks that have different probabilities of marking illness; and displaying the groups temporally one after another within the image data set during the review phase, wherein marks of a group are displayed at a same time, wherein the image data set includes a medical image data set and wherein the marks include computer-aided detection (CAD) marks.