19 - Lateral thoracic

Question 1

Film size for lateral thoracic

Answer 1

14 x 17” vertical

• top of cassette is 1.5 inches ABOVE VP

Question 2

CR alignment for lateral thoracic

Answer 2

IR is set to bodypart, and then CR is set to IR

• thus CR is aligned tocenter of film
• (cassette is 1.5 inches above VP)
• VERTICAL = 1” posterior to humeral head

Question 3

Collimation for lateral thoracic

Answer 3

10 x 17”

Question 4

filtration for lateral thoracic

Answer 4

filter BOTTOM to Top

• Stop filtering at the crosshairs

Question 5

What must the patient do before taking lateral thoracic

Answer 5

raise arms

Question 6

breathing for lateral thoracic

Answer 6

use either

• breathing technique
• inhale and hold

Question 7

anatomy included in lateral thoracic

Answer 7

• T1 – T 12
• IVF and disc spaces
• Pedicles in profile
• posterior border of bodies and ribs superimpose