PDL And Periapical and caries

Question 1

What is Osseous dysplasia?

Answer 1

Periapical lesions formed by replacement of bone with abnormal tissue

Goes through radiolucent -> mixed density -> radiopaque

Question 2

What is periapical condensing osteitis?

Answer 2

Increased bone density via inflammation

Radiopaque at apex - similar to idiopathic osteosclerosis

Question 3

T/F: It is possible to differentiate between incipient lesions and cavitated lesions with radiographs.

Answer 3

False

Question 4

T/F: Plain radiographs can serve as the final diagnosis for true carious lesion depth.

Answer 4

False

Question 5

What is the first radiographic evidence of proximal caries?

Answer 5

Dimple in the outer surface of enamel

Question 6

T/F: Incipient caries is is only seen in the enamel.

Answer 6

True

Question 7

T/F: A moderate proximal lesion will push into the dentin.

Answer 7

False

Over halfway through enamel

Question 8

T/F: An advanced lesion affects both enamel and dentin.

Answer 8

True

Question 9

T/F: Incipient occlusal caries can be seen in radiographs.

Answer 9

False