Principles: Radiographic Exposure

CLO03: Assess radiographic exposure on radiographic images.

Image result for xray of a femur"
Lgm 1.50

The imaged proximal femur above will be assessed for its radiographic exposure. This image has a exposure number of 1.50 LgM. Based on the chart below, the optimal range for the digital equipment Agfa is 1.6-2.2 LgM. Comparing the numbers, it is shown that 1.50 LgM is lower than the range indicated meaning the image is underexposed. Correct technique needs to be demonstrated.

Image result for exposure indicator  in cr chart"

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