Exam 6-Cemento-osseus Dysplasias

Question 1

Interesting…the cemento-osseus dysplasias are not inflammatory in origin, not neoplastic, No documentable genetic pattern…they are considered by some to be a defect of ______ cells in the _____ which affects their ability to remodel bone and cementum

Answer 1

progenitor…PDL

Question 2

What are the three types of Cemento-Osseus Dysplasias?

Answer 2

1.Periapical cemento-osseus dysplasia (cementoma) 2.FLORID cemento-osseus dysplasia 3.FOCAL cemento-osseus dysplasia

Question 3

Periapical Cemento-osseous Dysplasia has a characteristic DEMOGRAPHIC pattern…What age, race, and sex are most frequently affected by it?

Answer 3

Black women aged 30-45 years

Question 4

Periapical Cemento-osseous Dysplasia has a characteristic clinical presentation…which arch and area of that arch is most affected?

Answer 4

Anterior mandible

Question 5

Periapical Cemento-osseous Dysplasia: Is there pain? expansion? Are the teeth vital?

Answer 5

PAINLESS..no expansion…TEETH ARE VITAL

Question 6

In the radiographic findings of Periapical Cemento-osseous Dysplasia…the Anterior mandibular teeth affected, one or more often multiple Lesions found at _______ of teeth…WHAT IS visible despite presence of the lesion?

Answer 6

apex…ROOT TIP visible

Question 7

Periapical Cemento-osseous Dysplasia can show variable radio findings DEPENDING on DURATION of the lesion: Earliest lesions are ________

Answer 7

radioLucent

Question 8

Periapical Cemento-osseous Dysplasia can show variable radio findings DEPENDING on DURATION of the lesion: Progress to lucency with _________

Answer 8

CENTRAL opacification

Question 9

Periapical Cemento-osseous Dysplasia can show variable radio findings DEPENDING on DURATION of the lesion: Late stage lesions are opaque with a __________

Answer 9

a thin lucent rim

Question 10

Periapical Cemento-osseous Dysplasia can show variable radio findings DEPENDING on DURATION of the lesion: SCLEROTIC lesions can DO WHAT???

Answer 10

fuse to tooth roots

Question 11

What is the treatment for Periapical Cemento-osseous Dysplasia? What treatment is contraindicated?

Answer 11

NO tx required…DO NOT RCT

Question 12

What is a unique feature about the progression of a Periapical Cemento-osseous Dysplasia?

Answer 12

It can regress at any time!

Question 13

What is the cemento-osseus dysplasia that presents as multiple posterior quadrants affected, can affect ant Md also?

Answer 13

FLORID Cemento-Osseus Dysplasia

Question 14

What are the characteristic demographics for Florid Cemento-Osseous Dysplasia?

Answer 14

40-45 year old black females (once again)

Question 15

Which two cemento-osseus dysplasias happen in middle aged black females?

Answer 15

periapical and florid (focal is the only one that does not)

Question 16

Where does FLORID cemento-osseus dysplasia occur?

Answer 16

multiple posterior quads, but CAN affect mand ant

Question 17

Florid Cemento-Osseous DysplasiaUsually is usually ______ and often discovered on routine radiographic study ________ of the bone is seen occasionally

Answer 17

painless…expansion

Question 18

Radiographic findings of Florid Cemento-Osseous Dysplasia: Radiolucent to mixed radiolucent-radiopaque to predominantly ______, often with ______ borders
Rounded or ______ architecture

Answer 18

opaque…lucent…lobular

Question 19

Radiographic findings of Florid Cemento-Osseous Dysplasia: Border varies from well-defined to _____ within individual lesions

Answer 19

HAZY

Question 20

Interesting If Florid Cemento-Osseous Dysplasia lesions become infected, large portions of the bone may _______

Answer 20

sequestrate

Question 21

Even though FOCAL cemento-osseus dysplasia does not affect ALL of the same “classic” demographics as florid or periapical, what is one factor that remains constant?

Answer 21

females still predominate, but age and race not the same

Question 22

What are the 3 primary sites for FOCAL cemento-osseus dysplasia?

Answer 22

1. mandibular BODY 2.PM/1st molar area 3. Edentulous areas

Question 23

FOCAL cemento-ossifying dysplasia is usually painless and often discovered on routine radiographic study….Some clinical expansion is seen in as many as _____ of patients

Answer 23

1/3

Question 24

Radiographic findings of focal cemento-ossifying dysplasia Radiolucent to mixed to _______Variable degrees of ________ are seen from primarily lucent lesions to primarily opaque lesions with all gradations inbetween….Rounded or ______ architecture

Answer 24

opaque…calcification…lobular

Question 25

Radiographic findings of focal cemento-ossifying dysplasia …Generally remain ______ than in the florid form and are RARELY larger than ___

Answer 25

SMALLER….1.5cm

Question 26

Radiographic findings of focal cemento-ossifying dysplasia: Border varies from well-defined to hazy Opaque lesions often with a lucent ____

Answer 26

HALO…i can see yo HALO

Question 27

What is the typical treatment for a focal cemento-ossifying dysplasia?

Answer 27

no tx required