If the patient is not positioned properly in the focal trough,ghost images will result on the opposite side.

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Ghost images can occur when the patient is not positioned correctly in the focal trough or when there are objects that are not properly aligned with the x-ray beam. These ghost images can appear on the opposite side of the primary image and may be misinterpreted as additional structures or abnormalities. Proper patient positioning is important to avoid ghost images in radiography.

If the Patient Is Not Positioned Properly in the Focal