Detection and Diagnosis of caries Flashcards
What are the 3 ways of diagnosing caries?
Visual - tactile
Transillumination
Radiographic
What should be done before detecting caries?
Clean
Dry
Isolation using cotton rolls (if needed)
Well illuminated
What are done under cleaning?
Oral prophylaxis
Remove everything supragingivally
Floss
What are the 2 ways of viewing the teeth?
Direct and Indirect
What surfaces can be seen through direct viewing of the teeth?
Facial surfaces of all upper and lower teeth
Mandibular posteriors
What surfaces can be seen through indirect viewing of the teeth?
Lingual aspect of lower anteriors
Lingual aspect of all anterior teeth
Occlusal surfaces of upper posteriors
Posteriors of last molars
This lesion appears chalky white, opaque areas
Initial enamel caries
Describe severe enamel caries
Irregular surface that is rougher
Softened chalky white
Active caries
Soft dentin is characterized by?
Presence of bacteria Low mineral content Irreversible denatured collagen Lacks structure Easily excavated
Transition from soft dentin to firm dentinFirm
Leathery texture
Can be excavated with hand instruments
Firm dentin is characterized by
Demineralization of intertubular dentin
Initial formation of intratubular dentin
Remineralizable
Excavated by exerting pressure
Hard dentin can be excavated with the use of?
Bur or a sharp cutting instrument
What is the progression of root caries?
Initial
Shallow
Cavitated
Pulpal
what is the appearance of initial root caries?
Stains on the cervical portion of the tooth
there is catch
no surface irregularity
What is the appearance of shallow root caries?
there is a catch
surface irregularity