caries and periapical pathology - justification and interpretation Flashcards
1
Q
what law requires radiographs to be justified
A
IRMER 17
2
Q
what should we base radiograph selection criteria/prescription off of?
A
prevelance of disease
3
Q
what radiograph is best at viewing caries
A
horizontal bitewings
paralleling pa’s
vertical bitewings okay too
4
Q
what can be mistaken for caries ?
A
cervical burnout
visual perception
air/lip shadow in premolar region
dentine surrounding radio-opaque zone under amalgam
radiolucent restos
5
Q
how should the PDL space appear on radiographs
A
radiolucent
6
Q
how does the lamina dura appear on radiographs
A
radio-opaque
