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Radiographic Film Artifacts

DMI 50B Kyle Thornton
What Is An Artifact
Any optical density that is not anatomy An unwanted density on the radiograph Interferes with diagnosis
There Are Three Time Periods In Which Artifacts Can Occur
During exposure During processing During film handling, prior to processing, loading cassette, or storing
Exposure Artifacts
Poor screen-film contact Improper use/positioning of a grid Double exposure Patient motion Poor patient preparation Clothing, jewelery, glasses, belts, etc.
Processing Artifacts
Guide Shoe and Roller Marks
Guide shoes are sprung or improperly positioned The ridges in the guide shoe press against the film leaving an artifact Pi-lines Dirt or stain on a roller 3.14 inches apart Pressure marks Irregular or dirty rollers Small, circular patterns are produced
Handling And Storage Artifacts

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