Preclinical Radio - Panoramic Technique

What button to you click to activate the panoramic unit?

P

How many icons are there in the panoramic unit?

5

What icon on the panoramic unit is for an average human?

4th

What position is the pan unit in for go entry 1?

unit is furthest away from platform

What position is the pan unit in for go entry 2?

unit is in the intermediate position

What position is it appropriate for the patient to enter the pan unit?

A) go entry 1

B) go entry 2

B) go entry 2

True/False: you should use cotton rolls for the patient if they are fully edentulous

False

When do you use cotton rolls to open the posterior dentition?

missing any of the 4 centrals

What class would you use a chin cup when taking a pan?

class II

What should patients remove for a pan/lateral ceph?

- intra-oral appliances

- glasses

- earrings

- piercings

- necklaces

- metal hair accessories

- hearing aids

- coats, jackets, sweatshirts, bulky clothing, anything with a hood

What is the proper apron placement?

- low on the neck

- flat around neck and shoulders

What are the lights for the pan unit?

- mid-sagittal

- Frankfort plane

- focal trough

What are ways to achieve correct positioning of the patient?

- verbally instruct the patient to move their head

- physically move the patient into the path of the light

Where is the mid-sagittal light on the pan unit positioned?

down the middle of the forehead, nose, lips, and chin

What are the two bony landmarks for the Frankfort horizontal plane?

- infraorbital margin

- external auditory meatus

What is the clinical landmark for the Frankfort horizontal plane?

mid-tragus

Frankfort horizontal plane should be parallel to what?

to the floor

What tooth and contact is the focal trough light placed?

mesial #11

Where is the focal trough line positioned for edentulous patients?

corner of the mouth

How long do you have to press the button for pan and lateral ceph?

press and hold the button during the entire exposure

What is returned to the radiology assistant after the pan?

- bitestick

- chin cup

What do you have to press to activate the lateral ceph machine?

C

How many icons are there for lateral ceph?

5

What icon for lateral ceph is used for hand/wrist?

1

What icon is used for a teenager for lateral ceph?

3