Radiography / Periradicular Region

Question 1

Describe the trabecular pattern of the maxilla

Answer 1

Finer, more widely spaced, no obvious alignment pattern

Question 2

What are t pre three most important features of the peri radicalise region?

Answer 2

Radiolucent lines representing perio ligament space
Redipaque line representing lamina dura
Trabecular pattern and density of surrounding bone

Question 3

Describe what occurs radiographically re. Initials spread of perio inflammation?

Answer 3

Loss of lamina dura at apex

Question 4

Describe what happens radiographically re. Further inflammatory spread of perio infection

Answer 4

Peri apical bone loss

Question 5

Describe what happens radiographically re. Initial chronic inflammation

Answer 5

No bone destruction

Dense sclerotic bone apically - sclerosising / condensing osteitis

Question 6

Describe what occurs radiographically re. Long standing chronic inflammation

Answer 6

Well defined radio lucena area apically- rarefying osteitis

Sclerotic bone surrounding

Question 7

What do multiple radiolucencies enhance?

Answer 7

Appearance of ID canal

Question 8

What are other signs of periodontal inflammation ?

Answer 8

Chronic root resorption
Early cyst formation
Radical are cyst formation

Question 9

Describe the trabecular pattern of the mandible

Answer 9

Thick, close together and horizontally aligned