A 65-year-old male with a strong family history of AAA underwent AAA screening. A fusiform abdominal aortic aneurysm (AAA) was seen in the mid-abdominal aorta. The following image was obtained in the mid-longitudinal plane of the aneurysm. Which measurement represents the accurate method of measuring this AAA?
A.
B.
C.
B illustrates the correct method of measurement.
Explanation
The correct method of measuring an abdominal aortic aneurysm is to place the measurement calipers from outer wall to outer wall of the aneurysm segment at its maximum dimension and to include the thrombus within the measurement. Also, be sure to measure it at 90 degrees.
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