Exam 5-Lots of images

Question 1

What is this defining? Bone formation in an abnormal anatomic site, outside the skeleton…for example: soft tissue

Answer 1

HeteroTrophic Calcification

Question 2

What are the three D’s of Dystrophic Calcification?

Answer 2

Degenerating, Diseased, Dead tissue

Question 3

Which two forms of calcification present no changes to serum calcium and phosphate levels?

Answer 3

dystrophic and idiopathic (metatastatic shows increase in blood ca2+)

Question 4

What % of pano’s will show soft tissue opacities?

Answer 4

4%

Question 5

Which radiopacity shows a “cauliflower” like shape?

Answer 5

dystrophic calcifications in lymph nodes

Question 6

Where are Submandibular Sialoliths usually superimposed?

Answer 6

on the mandible

Question 7

What can a submandibular sialolith be easy to confuse with?

Answer 7

a dense bony island

Question 8

What are phleboliths usually associated with?

Answer 8

hemangiomas

Question 9

What is the name of a calcification in the cheek?

Answer 9

osteoma cutis

Question 10

Which type of dysplasia has the radiographic appearance of a “target” lesion?

Answer 10

PeriApical Osseus Dysplasia

Question 11

What are the unique demographics for periapical osseous dysplasia or florid osseous dysplasia? WHAT IS THE KEY factor regarding treatment??

Answer 11

black middle aged females…teeth are VITAL, no RCT indicated

Question 12

What condition presents with cotton wool radiopaque lesions?

Answer 12

fibrous dysplasia

Question 13

Which 2 systemic diseases will show a “hair on end” appearance on the radiograph?

Answer 13

Sickle cell anemia and thalassemia

Question 14

If a patient has SYMPTOMS from calcification of their stylohyoid ligament what is the name of the SYNDROME?

Answer 14

Eagle’s Syndrome

Question 15

Eagle’s Syndrome is a manifestation of symptoms from calcification of what structure?

Answer 15

stylohyoid ligament

Question 16

Does firbous dysplasia expand? What is the granular appearance on the radiograph nicknamed?

Answer 16

yes…ground glass

Question 17

What is the most common mandibular fracture? What is the second most common?

Answer 17

1. Condyle….2.angle of the body

Question 18

What is the name of the fracture in which the bone “bends” so the fracture is only seen part way through? Which age group is this seen more frequently in?

Answer 18

GreenStick fracture…children

Question 19

What is the preferred imaging modality for seeing the TemproMandibular Disc?

Answer 19

MRI

Question 20

When you take a pano and are evaluating the condyle, which pole of the condyle are you seeing and which pole of the condyle is blocked from view?

Answer 20

See lateral, medial pole is blocked

Question 21

Which junction of the cervical vertebrae are the markers for seeing a Calcified Carotid Arthroma?

Answer 21

C3 and C4

Question 22

What is the classic appearance of Paget’s Disease of the Bone?

Answer 22

Cotton Wool pattern Appearance

Question 23

Which condition shows the generalized loss of definition in coritcal bone, so like the borders of the IA canal n stuff?

Answer 23

osteoperosis

Question 24

What is the lesser form of osteoperosis?

Answer 24

osteopenia

Question 25

What are 2 a classic presentations in degenerative joint disease in the TMJ?

Answer 25

1. a subchondral bone cyst ("ely" cyst) 2.Bird Beaking of the condyle

Question 26

What is the classic term associated with Rheumatoid arthritis and TMJ problems?

Answer 26

pannus (synovial granulomatous tissue)

Question 27

In his radiographs _______ causes thinning of the condyle only VS _______ causing both the condyle AND the glenoid fossa to atrophy

Answer 27

Degenerative Joint Disease....Rheumatoid Arthritis

Question 28

Where does a "blowout" fracture occur? What is another nickname for the result?

Answer 28

floor of the orbit..."trap door" sign

Question 29

What type of sinus complication are you likely to see in 10-15% of your pano's?

Answer 29

Antral pseudocyst (aka mucus RETENTION cyst) (DOME shaped, be able to ID)

Question 30

What is the classic presentation of a retention pseudocyst?

Answer 30

dome shaped

Question 31

Which systemic disease is bilateral, will push teeth anteriorly, is multilocular?

Answer 31

Cherubism

Question 32

What does teeth floating in space represent?

Answer 32

Langerhans Cell Hystiocytosis

Question 33

***VERY UNIQUE! What does FIBROUS DYSPLASIA in the mandible do to the IA canal? What is the pattern of bone?

Answer 33

granular pattern....displaces it SUPERIORLY (the lesion is under the IA canal)

Question 34

Which systemic condition is assocated with a BROWN TUMOR? What are they histologically and radiographically IDENTICAL TO?

Answer 34

Hyperparathyroidism...Central Giant Cell Granulomas

Question 35

What are the four dental manifestations of acromegaly?

Answer 35

1.Enlargment of mandible 2.Spacing of the teeth 3.NORMAL crown size 4.Hypercementosis

Question 36

Which occlusal classification is likely to be found in Acromegaly?

Answer 36

Class III

Question 37

Mucositis VS Sinusitis: Generalized inflammatory condition of sinus mucosa

Answer 37

sinusitis

Question 38

Mucositis VS Sinusitis: Localized thickened sinus mucosa

Answer 38

mucositis

Question 39

Mucositis VS Sinusitis: not visualized on imaging

Answer 39

mucositis

Question 40

Mucositis VS Sinusitis: Does not imply further investigation or treatment is required

Answer 40

mucositis

Question 41

Mucositis VS Sinusitis: acute and chronic

Answer 41

sinusitis

Question 42

What is the treatment of a retention pseudocyst?

Answer 42

no treatment necessary

Question 43

What can you imply when you see dystrophic calcification of a cyst?

Answer 43

it is long standing, it has been there for a LONG time

Question 44

What are the two dysplasias we discussed that present like cotton wool on a radiograph?

Answer 44

1.fibrous dysplasia 2.paget's disease

Question 45

What is the only form of dysplasia that is found under the IA canal and will displace it superiorly if it expands??

Answer 45

fibrous dysplasia

Question 46

What condition is this? Pannus formation

Answer 46

RA