ARDMS Ultrasound Physics & Instrumentation Practice Exam 2025 - Free Ultrasound Practice Questions and Study Guide

Motion can significantly impact the quality of ultrasound imaging, primarily by introducing motion artifacts and blurring. When there is movement—be it from the patient, the transducer, or organ motion—the ultrasound waves can be distorted. This distortion can lead to various artifacts, such as ghosting or streaking artifacts, which degrade the overall quality and diagnostic value of the image.

Additionally, if the motion occurs during the acquisition of frames, it can result in blurred images that do not accurately represent the anatomy or pathology being examined. As sound waves are sent and received by the transducer, motion can affect the timing and direction of these waves, leading to misinterpretation of the spatial location of structures.

While it’s true that certain imaging techniques, such as color Doppler, may be particularly sensitive to motion, the effects of motion are not limited to just these modalities. Any ultrasound imaging can be affected, making it essential for sonographers to minimize unnecessary movement during imaging to ensure high-quality results. Therefore, understanding the impact of motion on ultrasound imaging is crucial for optimizing image quality and aiding in accurate diagnoses.