A Radiograph of a Lateral Thoracic Spine Reveals That There

Multiple Choice

A radiograph of a lateral thoracic spine reveals that there is excessive density along the posterior aspect of the spine.Even with good collimation, the scatter radiation reaching the image receptor obscures the spinous processes.What can the technologist do to improve the visibility of the posterior elements of the spine?

A) Use higher-speed screens and film.
B) Increase the kV, lower the mAs.
C) Use a higher-ratio grid.
D) Place a lead mat on the tabletop just posterior to the patient.