What term is used for the ultrasound assessment of the abdomen for detecting aneurysms?

The term "abdominal ultrasound" is indeed the correct choice for the ultrasound assessment of the abdomen aimed at detecting aneurysms. This imaging technique allows for a non-invasive evaluation of the abdominal organs, including the aorta, where aneurysms are commonly found. During an abdominal ultrasound, high-frequency sound waves create images of the structures within the abdomen, enabling practitioners to visualize abnormalities such as aneurysms in the aorta.

Other options represent different applications of ultrasound and are not suitable for detecting abdominal aneurysms. Transrectal ultrasound is primarily used for imaging the prostate and surrounding tissues. Pelvic ultrasound focuses on evaluating structures within the pelvic region, such as the ovaries and uterus. Cardiac ultrasound is focused on imaging the heart and is used to assess heart conditions. Each of these has its specific applications but does not pertain to the assessment of aneurysms in the abdominal region.