MI Application In RT

Question 1

What are the principle densities on plan x-ray?

Answer 1

• air = black
• fat = dark grey
• soft tissue = light grey
• bone = off white
• contrast = bright white

Question 2

What is computed radiography (CR)?

Answer 2

• is a cassette based digital radiography
• has imaging plate, CR cassette, image reader, image display device
• plates are reusable

Question 3

What is a digital radiography (DR)?

Answer 3

• no longer have a separate image to get an image

- digital detector require fewer x-rays to optimially represent anatomical information

Question 4

What is the advantage of digital imaging?

Answer 4

• image manipulation
• image transmission
• image storage and compression
• image analysis and reconstruction

Question 5

What is the bone pathological assessment?

Answer 5

• B: bones, congruency of joints
• O: opacities
• L: lucencies
• T: trabecular
• S: soft tissue

Question 6

What is the medico-legal?

Answer 6

• AHPRA (Australian Health Practioner Regulation Agency)
• radiation health
• AIR (Australian institute of radiographer)
• ARPANSA (Australian radiation protection and nuclear safety agency)