A patient comes from the emergency room with extreme back pain, you notice on the CT abdomen that the abdominal aorta looks enlarged. What display tool would you use to determine if the aorta is abnormal in size?

iamge 25.jpg The image seen above was obtained using a SFOV of 25cm and a DFOV of 12cm. It was determined that more of the soft tissue neck anatomy was needed to be displayed (24cm). Given the parameters of the original image, can this set of data be manipulated to show more of the neck without rescanning the patient?

Which of the following is not a part of the image reconstruction process?

Given the scenario in question 25 and it is possible to change the DFOV from the original 12cm to 24 cm, which of the following best describes what this will do to the spatial resolution of the image?

If the image seen in question 25 could be reconstructed to show more of the neck anatomy, what type of data is necessary for that to occur?

Which of the following image rendering processes produces a new set of images in a different orientation?

Which of the following would produce an image contrast suitable for viewing the lungs?

Which of the following describes how fast a CT system can acquire its data?

Noise is measured in a water phantom by using the standard deviation of the CT numbers within a region of interest. How often is this test performed?

Of the following ROI measurements, which is the most accurate measurement of water?