radiation benefits

Question 1

Patients who are fearful of the risks
of dental radiography need to be
made aware of

Answer 1

1. magnitude of risks (small)
2. what we do to minimize risks
3. benefits of radiographic exam

Question 2

some beneifts of dental radiography

Answer 2

• Interproximal caries diagnosis
• Severity (depth) and extent of caries
• Periodontal bone loss (i.e., alveolar crest)
• Root configuration
• Periradicular pathology
• Basal bone pathology in jaws
• Location of 3rd molar roots & IAC
• anatomy assessment for implants

Question 3

with interproximal caries dx,

these BW identified 3.2 times more carious than lesions=

these BW identified 2.9 times more carious lesions=

additional decay identified:
6% were occlusal
94% proximal

Answer 3

digital
conventional

Question 4

Undermined enamel with gross loss of tooth
structure

Answer 4

Severity (depth) and extent of caries

Question 5

Visualization of alveolar bone

Answer 5

peridontal bone loss (alveolar bone)

Question 6

Bone loss is

Answer 6

generalized
localized
horizontal
vertical

Question 7

• 20% incidence in
  Asians in a Chinese
  population (Hong
  Kong and Taiwan)
• 10-12% in native
  North American
  populations

Answer 7

lingual root of mand first molars

Question 8

Hyperdontia
multiple teeth (type of basal bone pathology in jaws) is most common in

Answer 8

premolar area