1
Q
What are the advantages of CBCT?
A
- Compact design
- low
- cost
- dosage
- level of metal artifact
- quick scanning time
- High degree of patient cooperation
- Advanced 2D & 3D imaging specific to head and neck
2
Q
What are the disadvantages of CBCT?
A
- Not good for evaluating soft tissues
- due to low contrast resolution
- can’t see PDL in CBCT but can in CT
- due to low contrast resolution
- Inferior image quality to medial CT
3
Q
What view?
A
Axial
4
Q
What view?
A
Sagittal
5
Q
What view?
A
Coronal
6
Q
What view?
A
3D
7
Q
What view?
A
Axial
8
Q
What view?
A
Axial
9
Q
What view?
A
Coronal
10
Q
What view?
A
Coronal
11
Q
What view?
A
Sagittal
12
Q
What view?
A
Sagittal
13
Q
Label the different Sinuses?
A
Red=Sphenoid Sinus
Green=Maxillary SInus
Yellow= Ethmoid Sinus
Blue= Frontal Sinus
14
Q
Label the different sinuses
A
Blue=Frontal Sinus
yellow=Ethmoid Sinus
Red=Sphenoid Sinus
Green=Maxillary sinus
15
Q
CBCT applications in dentistry
A
- Eval:
- Periodontal & periodical status
- TMJ
- Pathology & incidental findings
- endodontic assessment
- tooth extraction
- implant planning
- orthodontic planning
- Airway assessment
16
Q
CBCT applications in dentistry
A
- Eval:
- Periodontal & periodical status
- TMJ
- Pathology & incidental findings
- endodontic assessment
- tooth extraction
- implant planning
- orthodontic planning
- Airway assessment
17
Q
TMJ Degenerative Changes: Label
A
18
Q
What is the arrow pointing to?
A
Calcification of carotid atherosclerosis
19
Q
What is a Sialolith
A
Submandibular gland stone
20
Q
Principles of CBCT Interpretation
A
- Recognize normal anatomy
- use principles of symmetry
- identify radiographic signs
- categorize into disease and abnormalities
