Patient preparation for medical imaging

A device for preparing a subject in medical imaging, comprising:

• an obtaining unit configured to obtain a series of images of a region of interest comprising at least a part of the subject, wherein the series of images comprises at least a first image and a subsequent, second image;
• a first determining unit configured to determine a position of at least one landmark from the series of images, wherein the at least one landmark is anatomically related to a target anatomy;
• a second determining unit configured to determine a confidence level assigned to the position of the at least one landmark;
• a third determining unit configured to determine the position of the target anatomy based on the position of the at least one landmark in the series of images and the confidence level over the series of images;
• a providing unit configured to provide the position of the target anatomy for preparing the subject in medical imaging.