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Bone Oral pathology
bone oral pathology
42
Anatomy
Graduate
05/04/2011

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Cards

Term
what are the 5 inherited bone disorders
Definition

osteogensis imperfecta

osteopetrosis

cherubism

gardner syndrome

cleidocranial dysplasia

Term
cherubism
Definition

onset age 2-5

mandibular boney expansion and tooth spacing

regression at puberty

bilateral and mutlilocular

Term
what are the 4 dzs that histologically look like each other?
Definition

CGCG

cherubism

hyperparathyroidism

aneursymal bone cyst

Term
what is a synonym for osteogenesis imperfecta?
Definition
brittle bone dz
Term
osteogenesis imperfecta
Definition

problems with bone formation: osteopenia, blue sclera, dentinogenesis imperfecta;

radiographs look like florid COD

Term
gardner syndrome
Definition

osteomas

colon polyps

desmoid tumors

epidermoid cysts

thyroid cancer increased 100 x in females

ocular fundus ...

supernumerary teeth

Term
osteopetrosis is also called & what is the dz
Definition

marble bone dz

albers-schronberg dz

impaired osteoclasts fxn results in very dense bone

Term
clediocranial dysplasia
Definition

missing/no clavicles

supernumerary teeth

high arched palate

depressed nasal bridge

Term
what are synonyms for massive osteolysis?
Definition
gorham, vanishing, phanton bone dz
Term
massive osteolysis
Definition

vascular/fibrous tissu replaces bone!!! (vanishes)

children-young adutls

perceded by trauama usually

pelvis most common lesion site

obstructive sleep apnea

 

Term
paget's dz is also called?
Definition
osteitis deformans
Term
paget's dz
Definition

abnormal remodeling

40, w, m, maxilla

lion face

mosaic pattern

cotton wool

alveolar expansion

 

Term
simple bone cyst
Definition

empty or fluid filled cyst maybe from trauma

long bones

teens

pm-m region

scalloped radiolucencies fill in by roots

teeth are vital & asymptomatic

Term
what does CGCG stand for?
Definition
central giant cell granuloma
Term
T/F: aneurysmal cyst is a true cyst
Definition
false!
Term
aneurysmal cyst
Definition

blood soaked sponge

long bones most common

posterior mandible involvement rare

30 and under

high recurrence rate

Term
what are signs of aneurysmal bone cyst?
Definition

rapid swelling

cortical expansion

blow out ballooning of bone contour

pain

Term
central giant cell granuloma
Definition

30 and under females

anteiror 2/3rds of mandible

5mm>lesions; lesions> 10cm

Term
how does CGCG differ from aneurysmal cyst?
Definition

aneurysmal is painful and in posterior mandible

CGCG is asymptomatic and in anterior 2/3rds

Term
what is the replacement of normal bone by excessive proliferation of cellular fibrous CT itnermixed w/ irregular bone trabeculae
Definition
fibrous dysplasia
Term
what is unique about fibrous dysplasia?
Definition

max predilection

narrowed pdl

superior displacement of IA canal

chinese characters

Term
what are teh two forms of fibrous dysplasia?
Definition

mono-ostotic

poly-ostotic

Term
what are the 2 syndromes associated with polyostotic fibrous dysplasia?
Definition

jaffe-lichenstein cafe au lait

mccune albright cafe au lait + endocrinopathies

 

both have "chinese characters' in histology

Term
what is cemento-osseous dysplasia?
Definition
fibro-osseous alteration of bone in tooth bearing area
Term
what are teh three types fo cemento-osseous dysplasia?
Definition

focal

periapical

florid

Term
focal COD
Definition

young/middle aged white women

lesions smaller than 1.5 mm in POST. mand

Term
periapical COD
Definition

30-50 black women

anterior mandible

less than 1 cm in size

lesiosn begin as lucent and get opaque over time

Term
florid COD
Definition

middle aged to older black women

anterior mandible

mized lucency

Term
what do you need to do with cemento osseosu dysplasia?
Definition
pulp test teeth b/c the yare vital!
Term
what are teh 2 bone malignancies from this section?
Definition

osteosarcoma

ewing sarcoma

Term
ossifying fibroma....
Definition

COF (cemento-ossifying fibroma)

mixture of fibrous tissue, bony trabeculae, cementum sphercules or both

20s -30s females; post mand

radiolucent lesion

looks like COD

Term
how does juvenile ossifying fibroma differ from ossifying fibroma?
Definition

affects juveniles

MAXILLA

very aggressive/recurrent

Term
what syndrome are osteomas associated with?
Definition
gardner syndrome
Term
what is the primary non-hematopoietic  malignancy of bone
Definition
osteosarcoma
Term
what is osteosarcoma associated with and what is is seen in the radiographs and what age predilection?
Definition

pagets dz

sun rays in bone

teens

Term
what is the proposed histogenesis of ewings sarcoma?
Definition
neuroendocrine
Term
who does ewing sarcoma affect?
Definition
young males
Term
what is unique about ewings sarcoma and where is the worst lesion?
Definition

onion skinning lesions

pelvis

Term
what is the difference between osteoblastomas and cementoblastomas?
Definition
cementoblastomas are attached to the root of a tooth (usually mand m1)
Term
what do xrays of osteoblastomas or cementoblastomas look like?
Definition
radioOPAQUE
Term
chondromas are lesions are what kind of neoplasms and seen in what syndrome?
Definition

benign neoplasms of hyaline cartilage

seen in ollier disease or muffucci syndrome

Term
what are the only three bone dzs with a predilection for the maxilla?
Definition

juvenile ossifying fibroma

paget's dz

fibrous dysplasia

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