What is the best method for controlling voluntary motion in imaging?

The most effective method for controlling voluntary motion in imaging is through careful explanation of the procedure. When patients are clearly informed about what to expect and the importance of remaining still during the imaging process, they are more likely to cooperate. Understanding the procedure can help alleviate anxiety, which often contributes to motion.

By enhancing patient engagement and reducing uncertainties, patients are more likely to follow instructions and maintain the desired position throughout the imaging process. This leads to improved image quality and reduces the need for repeat scans.

Other strategies, such as immobilization or physical restraint, while sometimes necessary, can be less effective if the patient is not adequately informed or comfortable. These methods might restrict motion physically, but they do not address the root cause of voluntary movement, which is often psychological or emotional in nature.

Short exposure times can help reduce artifacts from motion, but they do not prevent the initial voluntary movement from occurring. Thus, a comprehensive approach that prioritizes patient communication can ultimately lead to better outcomes in imaging quality.