Periapical radiopacities

Question 1

What’s this?

Answer 1

Peripheral sclerosing osteitis

Condensing osteitis

Question 2

What’s this?

Answer 2

Peripheral sclerosing osteitis

Condensing osteitis

Question 3

• Apex of non-vital tooth
• Chronic inflammatory process
• Reactive bone deposition
• May be apical radiolucency
• Often asymptomatic

Answer 3

Peripheral sclerosing osteitis

Condensing osteitis

Question 4

What’s this?

Answer 4

Peripheral sclerosing osteitis

Condensing osteitis

Question 5

• Unknown etiology
• Usually solitary
• Painless, non-expansile
• Mandible – premolar/molar region
• Vital tooth

Answer 5

Osteosclerosis

Dense Bone Island

Question 6

What’s this

Answer 6

Osteosclerosis

Dense Bone Island

Question 7

What’s this?

Answer 7

Osteosclerosis

Dense Bone Island

Question 8

What’s this?

Answer 8

Osteosclerosis

Dense Bone Island

Question 9

What’s this?

Answer 9

Osteosclerosis

Dense Bone Island

Question 10

What’s this

Answer 10

Osteosclerosis

Dense Bone Island

Question 11

What’s this?

Answer 11

Osteosclerosis

Dense Bone Island

Question 12

• etiology unknown
• mainly involves lower incisors
• 3 stages of development
• self-limiting condition
• middle-aged African American, Asian females

Answer 12

Periapical Cemento-Osseous Dysplasia

Question 13

Whats this

Answer 13

Periapical Cemento-Osseous Dysplasia

Question 14

What’s this

Answer 14

Periapical Cemento-Osseous Dysplasia

Question 15

Whats this

Answer 15

Periapical Cemento-Osseous Dysplasia

Question 16

What’s this

Answer 16

Periapical Cemento-Osseous Dysplasia

Question 17

 Most common in anterior mandible
 Single or multiple lesions
 Radiolucent, mixed, radiopaque
 Well-defined margins
 Radiolucent rim with possible sclerotic border
 Lamina dura discontinuous
 Larger lesions may expand cortex
 Teeth vital
-No Tx needed

Answer 17

Periapical Cemento-Osseous Dysplasia

Question 18

Solitary lesion
Most common in posterior mandible
Radiolucent, mixed, radiopaque
Most common appearance: 
mixed lucent/opaque
May progress to more widespread form

Answer 18

Focal Cemento-Osseous Dysplasia

Question 19

What’s this

Answer 19

Focal Cemento-Osseous Dysplasia

Question 20

What’s this

Answer 20

Focal Cemento-Osseous Dysplasia

Question 21

What’s this?

Answer 21

Focal Cemento-Osseous Dysplasia

Question 22

______ may be associated
with some cemento-osseous dysplasia
lesions.

Answer 22

Traumatic bone cysts

Question 23

• Wide age range; young adults
• Males > Females
• Mandibular premolar, first molar
• Solitary lesion; expansile
• Radiopaque or mixed density with radiolucent rim
• Attached to root; external root resorption
• Vital tooth; often painful

Answer 23

Cementoblastoma

Question 24

What’s this?

Answer 24

Cementoblastoma

Question 25

What's this?

Answer 25

Cementoblastoma

Question 26

What's this?

Answer 26

Cementoblastoma

Question 27

Etiology unknown Bulbous-shaped roots Intact PDL space, lamina dura Teeth are vital

Answer 27

Hypercementosis

Question 28

What's this?

Answer 28

Hypercementosis

Question 29

What's this?

Answer 29

Hypercementosis

Question 30

What's this?

Answer 30

Hypercementosis

Question 31

How do you treat periapical sclerosing osteitis?

Answer 31

RCT

Question 32

What is the vitality of a tooth with a periapical sclerosing osteitis?

Answer 32

Non vital

Question 33

How do you treat osteoscleorsis?

Answer 33

No Tx

Question 34

What is the vitality of a tooth with a osteosclerosis?

Answer 34

Vital pulp

Question 35

What is Tx of periapical cemento osseous dysplasia?

Answer 35

No tx

Question 36

What is the vitality of a tooth with a periapical cemento osseous dysplasia?

Answer 36

Vital

Question 37

what are the demographics for periapical cemento osseous dysplasia?

Answer 37

middle-aged African American, Asian females

Question 38

Which cemento osseous dysplasia has single or multiple lesions in anterior mand?

Answer 38

PCOD

Question 39

What 2 PA Radiopaque lesions can you see ERR with?

Answer 39

OSteosclerosis and Cementoblastoma

Question 40

What is the vitality of cementoblastoma?

Answer 40

Vital but painful

Question 41

What are the demographics of cementoblastoma?

Answer 41

Young Adult Males in posterior mand

Question 42

Which cemento osseous dysplasia has single lesions in posterior mand?

Answer 42

Focal COD

Question 43

What is Tx of cementoblastoma?

Answer 43

Removal via sectioned RCT or extraction