Panoramic Positioning Errors

Question 1

The following need to be \_\_\_\_ for pano radiography:
Dental appliances
Earrings
Necklaces
Hairpins
Glasses

Answer 1

Removed

Question 2

______ pano error:
• Anterior teeth narrowed and blurred.
• Cervical spine superimposed on ramus.
(double real image of cervical spine).

Answer 2

Too far forward

Question 3

______ pano error:
• Anterior teeth widened and blurred.
• Inferior turbinates and meati spread across maxillary sinuses.
• Condyles close to or cut off side of image.

Answer 3

Too far back

Question 4

______ pano error:
• Excessive curvature of occlusal plane.
• Roots of mandibular anterior teeth are blurred.
• Rami/condyles tipped inward.
• Condyles close to or cut off top of image.
• Hyoid bone superimposed on mandible.

Answer 4

Chin Down

Question 5

______ pano error:
• Flat occlusal plane or reverse curvature.
• Roots of maxillary anterior teeth are blurred.
• Rami/condyles tipped laterally.
• Condyles close to or cut off side of image.
• Hard palate superimposed on maxillary apices.

Answer 5

Chin up

Question 6

______ pano error:
• Unequal magnification of left and right side (teeth, ramus)
• Increased blurring and overlapping of contacts on one side.

Answer 6

Head turned

Question 7

If the patient is ______, there will be a prominent ghost image of cervical spine

Answer 7

Slumped

Question 8

If the patient’s __________, the palatoglossal air space shows up on the pano causing less acuity on the apices of max teeth

Answer 8

Tongue not on palate

Question 9

______ pano error:

Answer 9

Too far forward

Question 10

______ pano error:

Answer 10

Too far forward

Question 11

______ pano error:

Answer 11

Too far back

Question 12

______ pano error:

Answer 12

Too far back

Question 13

______ pano error:

Answer 13

Too far back

Question 14

______ pano error:

Answer 14

Chin down

Question 15

______ pano error:

Answer 15

Chin down

Question 16

______ pano error:

Answer 16

Chin down and Too far forward?

Question 17

______ pano error:

Answer 17

Chin up

Question 18

______ pano error:

Answer 18

Chin up

Question 19

______ pano error:

Answer 19

Head turned

Question 20

______ pano error:

Answer 20

Head turned

Question 21

______ pano error:

Answer 21

Head turned

Question 22

______ pano error:

Answer 22

Slumped

Question 23

______ pano error:

Answer 23

Slumped

Question 24

______ pano error:

Answer 24

Slumped

Question 25

______ pano error:

Answer 25

Tongue not on roof of mouth

Question 26

______ pano error:

Answer 26

Tongue not on roof of mouth

Question 27

______ pano error:

Answer 27

Not on roof of mouth

Question 28

* Teeth and jaws sharply depicted. * Slight curvature of occlusal plane. * Equal magnification on left and right side. * No air space obstructing view of maxillary roots. * No ghost image of cervical spine in midline.

Answer 28

Proper position

Question 29

______ pano error:

Answer 29

Lead apron artifact

Question 30

______ pano error:

Answer 30

Lead apron error and slumped patient

Question 31

______ pano error:

Answer 31

Partial panoramic image

Question 32

______ pano error:

Answer 32

Patient motion

Question 33

______ pano error:

Answer 33

Patient movement

Question 34

If the patient's head is turned to the left, which side of the dentition will be magnified?

Answer 34

Left

Question 35

iF the jaw is shifted to the left of midline, the left posterior teeth will be ________ on the pano

Answer 35

Narrower

Question 36

iF the jaw is shifted to the left of midline, the right posterior teeth will be ________ on the pano

Answer 36

Wider

Question 37

If the patient's head is turned to the left, which side of the dentition will be smaller?

Answer 37

Right side