Caries Diagnosis: Established Methods

Question 1

Probe does not stick = no ___.

Answer 1

caries

Question 2

when force is applied, what happens when the probe sticks?

Answer 2

it causes cavitation

Question 3

Early enamel lesion has ___ sensitivity, ___ specificity and may cause damage.

Answer 3

low; high

Question 4

Although visual inspection cause no damage in relation to using an explorer, what is its sensitivity and specificity.

Answer 4

low sensitivity; high specificity

Question 5

Intact sealants block ___ and halt ___.

Answer 5

substrate; decay

Question 6

Non-specific protein dyes stain organic ___ of less mineralized ___. Where do you find false positives?

Answer 6

matrix; dentin

DEJ; circumpulpal

Question 7

What is the sensitivity and specificity of non-specific protein dyes?

Answer 7

good sensitivity

poor specificity

Question 8

What does the 655 nm diode laser of the KaVo DIAGNOdent laser detect?

Answer 8

fluorescence from demineralized enamel

Question 9

T/F. The KaVo DIAGNOdent laser has high sensitivity and detects small lesions.

Answer 9

true.

There is high sensitivity (reliably establishes absence of disease) and low specificity (FALSE POSITIVES!)

Question 10

The DIAGNOdent penetrates ___-___ mm. Readings are related to the degree and intensity of ___ NOT the ___ of the lesion.

Answer 10

2-3; demineralization; depth

Question 11

How should fissures be scanned?

Answer 11

rotate the tip to “read” the fissure walls