This shading artifact is due to the beam energy changing (and therefore the CT numbers) as the beam passes through the anatomy

Name: This shading artifact is due to the beam energy changing (and therefore the CT numbers) as the beam passes through the anatomy
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Beam-hardening artifact occurs when lower energy photons are absorbed more than higher energy photons as the X-ray beam passes through an object, leading to changes in the CT numbers and resulting in shading or streaking artifacts on the image.

This Shading Artifact Is Due to the Beam Energy Changing