What is a significant disadvantage of using ultrasound for abdominal imaging?

The choice highlights a significant limitation of ultrasound imaging, particularly in abdominal studies. Ultrasound relies on sound waves to produce images of soft tissues, which is effective for organs such as the liver, kidneys, and gallbladder. However, sound waves do not penetrate bone effectively. This makes it impossible for ultrasound to visualize bone structures or assess conditions related to bone pathology.

In the context of abdominal imaging, this limitation is particularly relevant when considering the evaluation of adjacent bony structures, such as those in the pelvis or spine, which may affect abdominal organs or be involved in certain conditions. Other imaging modalities, such as CT or MRI, are required for a thorough assessment of bone-related issues, providing a more comprehensive view when needed.

While factors such as high cost, limited field of view, and risk of infection may be relevant considerations in other imaging modalities or in different contexts, they are not as directly related to the inherent technological constraints of ultrasound in assessing bone structures. This specificity in capability is what makes the chosen answer a significant disadvantage of utilizing ultrasound in abdominal imaging scenarios.