Radiographic grids are necessary to intercept scattered radiation emerging from a radiographed object. Excess scatter reaching the image receptor results in an impaired level of visible image contrast as it contributes no useful information to the resulting image. The use of a radio-graphic grid is necessary whenever the anatomy of interest is thicker than 10 cm or if a kilovoltage peak above 60 is used.A 55-year-old man presented to the trauma center complaining of right distal extremity pain following a construction site accident. After physical examination, the physician ordered several studies including a mobile forearm radiograph, which was performed in the trauma bay.
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