Upper Airway

Question 1

Bacterial infection of the epiglottis, results in blockage of the airway caused by swelling. Can become fatal

Answer 1

Epiglottitis

Question 2

What is the centering for an AP soft tissue neck?

Answer 2

T1-2
1 inch above the jugular notch

Question 3

How is the acanthiomeatal line positioned for a AP soft tissue neck?

Answer 3

Perpendicular to the IR to ensure the mandible is not in image

Question 4

AML

Answer 4

Acantheomeatal line
(Acanthion to EAM external auditory meatus)

Question 5

What is the SID for a AP soft tissue neck?

Answer 5

100cm

Question 6

What is the kV used for the soft tissue neck projections?

Answer 6

75-85kV

Question 7

Why is AEC not used for soft tissue neck?

Answer 7

Because it would pick up on the bone density, for this we are looking for soft tissue

Question 8

Where is the centering for a lateral soft tissue neck?

Answer 8

Midway between laryngeal prominence and jugular notch

Question 9

What is the SID for a lateral soft tissue neck? Why?

Answer 9

183cm
To reduce magnification

Question 10

T/F
For a soft tissue neck projection, we want the trachea and larynx to be filled with air

Answer 10

True