Ace the ARDMS 2025 – Get Sonography Certified with Style!

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How can the artifact of aliasing seen while scanning the femoral artery at a 30-degree angle be corrected?

Find a window that is deeper.

Aliasing is a type of artifact that occurs when the frequency of the ultrasound signal is lower than the frequency of the reflected sound waves. This can result in distorted images and can be seen when scanning at a 30-degree angle in the femoral artery. To correct this artifact, finding a window that is deeper is the best option. However, options B, C, and D are incorrect as they do not address the issue of aliasing. Increasing the frequency of the transducer or the PRF may help improve image resolution, but they will not correct the specific artifact of aliasing seen at a 30-degree angle. Similarly, reducing the angle of incidence may improve image quality, but it does not directly address the issue of aliasing. Therefore, choosing option A, finding a deeper window, is the most appropriate solution for correcting the artifact of aliasing in this scenario.

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Increase the frequency of the transducer.

Reduce the angle of incidence.

Increase the pulse repetition frequency (PRF)

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