A Digital (CR)image Taken of a Lateral Thoracic Spine Projection

question 17

Multiple Choice

A digital (CR) image taken of a lateral thoracic spine projection demonstrates poor visibility of the spine.The image was taken on a full 14 *17-inch (35 *43 cm) IR.The following factors were used during the exposure: 80 kV,80 mAs,40-inch (102 cm) SID,and collimation to the size of the IR.Which one of the following modifications will result in a more diagnostic image?

• A) Decrease kV.
• B) Decrease mAs.
• C) Collimate to spine.
• D) Increase SID.

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