non-odontogenic tumors

Question 1

idiopathic osteosclerosis

Answer 1

bone scar, enostosis, dense bone island and bone whorl

Question 2

melanotic neuroectodermal tumor of infancy origin

Answer 2

ncc

Question 3

where does a melanotic neuroectodermal tumor of infancy occur

Answer 3

ant max of infants (radiolucent)

Question 4

central giant cell granuloma features

Answer 4

occurs in mandible
multinucleated giant cells
benign (rapid growth in aggressive)
2 types - aggressive and nonaggressive

Question 5

non aggressive CGCG

Answer 5

asymptomatic, slowly growing, no root resorption, nor perforation, don’t recur

Question 6

aggressive CGCG

Answer 6

pain, paresthesia, root resorption, cortical perforation, higher recurrence rate

Question 7

you can see the same microscopic features of CGCG in what

Answer 7

hyperparathyroidism and cherubism

Question 8

tx of CGCG

Answer 8

curettage

aggressive flesions - intralesional corticosteroids, calcitonin, interferon

Question 9

3 benign fibro-osseous lesions

Answer 9

cemento-osseous dysplasia
ossifying fibroma
fibrous dysplasia

Question 10

where does periapical cemental dysplasia happen

Answer 10

ant mandible

Question 11

where does focal cemento-osseous dysplasia happen

Answer 11

one spot, anywhere but the ant mand

Question 12

where does florid cemento-osseous dysplasia happen

Answer 12

multiple quads or sextants

Question 13

t/f cemento-osseous dysplasias are neoplasms

Answer 13

false

Question 14

t/f cemento-osseous dysplasias need to be removed

Answer 14

false

Question 15

tx for pa cemento-osseous dysplasia

Answer 15

none

Question 16

pa and florid -osseous dysplasia is common in what race

Answer 16

middle aged female african americans

Question 17

focal cemento-osseous dysplasia is common in what race

Answer 17

caucasians

Question 18

t/f fibrous dysplasia is a gene mutation

Answer 18

true. the severity depends on when the mutation took place

Question 19

t/f monostotic fibrous dysplasia happens when the gene mutation happened later in development

Answer 19

true. involves 1 bone, usually the maxilla

Question 20

2 syndromes associated with polyostotic dysplasia

Answer 20

jaffe and mccune albright syndrome

Question 21

fibrous dysplasia looks like what on a radiograph

Answer 21

“ground glass”/fuzzy homogenous radiopacity
increased trabecular pattern
expansion
margins blend into surrounding bone

Question 22

tx for fibrous dysplasia

Answer 22

surgical recontouring

Question 23

t/f fibrous dysplasia lesions should be irratiated

Answer 23

false. it may cause malignant transformation

Question 24

central ossifying fibroma

Answer 24

same thing as a central ossifying-cementifying fibroma
true neoplasm of bone
grows slowly, displaces teeth

Question 25

tx for ossiyfing fibroma

Answer 25

enucleation and curettage

Question 26

t/f hemangioma is always on your differential (unless its calcified)

Answer 26

true

Question 27

t/f must aspirate bony lesions before pbiopsy

Answer 27

true

Question 28

multiple osteomas are representative of

Answer 28

garners syndrome

Question 29

the most common malignancies in the jaws are primary or metastatic

Answer 29

metastatic

Question 30

primary cancers of the jaw

Answer 30

osteosarcoma, chondrosarcoma, ewings sarcoma, multiple myeloma, lymphoma, odontogenic carcinoma

Question 31

sun ray appearance is a feature of

Answer 31

osteosarcoma

can be radiopaque, radiolucent, or mixed

Question 32

tx for osteosarcoma

Answer 32

radical surgery

dependent on where it is (mand can just cut it out, max is more difficult)

Question 33

radiographic features of chondrosarcoma

Answer 33

radiolucent,radiopaque, or mixed
poorly defined margins
root resorption
thinning of cortical bone

Question 34

ewings sarcoma

Answer 34

neuroectodermal origin tumor of bone

Question 35

clinical features of ewings

Answer 35

mainly in children or young adults

pain swelling

Question 36

radiographic features of ewings

Answer 36

onion peel periosteum

pooly defined radiolucent border

Question 37

clinical features of multiple myeloma

Answer 37

rare, before 40
bone pain in the back
most common in axial skeleton (vert, ribs, skull, pelvis)
pathological fractures
fatigue
fever

Question 38

radiographic appearance of multiple myeloma

Answer 38

punched out appearance

Question 39

bence jones (M proteins) proteins are found in

Answer 39

multiple myeloma

Question 40

multiple myeloma tx

Answer 40

chemo

Question 41

most common malignancies that metastasize to the jaws

Answer 41

BLTKCP
BLT with a kosher pickle
breat, lung, thyroid, kidney, prostate, colorectal