bone pathology histo and radiographs Flashcards

1
Q

biopsy from ill defined ML luceny

A

focal osteoporotic defect

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2
Q

dif dx

A

focal osteoporotic defect
OKC
traumatic bone cyst
ameloblastoma

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3
Q

most likely dx

A

FOD

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4
Q

dif dx

A

traumatic bone cyst
OKC
COC (early stage)

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5
Q

likely dx?

A

idiopathic osteosclerosis

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6
Q

likely dx

A

idiopathic osteosclerosis

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7
Q

dif dx

A

OKC
CGCG

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8
Q

dif dx

A

CGCG
OKC
ameloblastoma
PA cyst
langerhans
osteosarcoma

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9
Q

biopsy from fine, ground-glass opacification with poorly defined borders in the mandible

A

fibrous dyplasia

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10
Q

likely dx

A

fibrous dyplasia

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11
Q

dif dx

A

PA COD
multiple PA cyst/abcess/granuloma
early COC

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12
Q
A

PA COD

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13
Q

biopsy from a well defined PA luceny in anterior mandible

A

PA COD

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14
Q

likely dx

A

focal COD

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15
Q
A

focal COD

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16
Q

what is most likely dx

A

floroid COD

17
Q

dif dx?

A

ossifying fibroma
focal COD
cementoblastoma
osteoblastoma

18
Q

dif?

A

ossifying fibroma
fibrous dysplasia

19
Q

dif

A

idiopathic osteosclerosis
osteoma
ossifying fibroma

20
Q
A

pagets

21
Q

dif

A

ossifying fibroma
focal COD
osteoblastoma
cementoblastoma

22
Q

dif

A

ossifying fibroma
osteoma
osteoblastoma
osteosarcoma
fibrous dysplasia

23
Q

what are these most likely? what should be suspected?

A

multiple osteomas, gardner syndrome

24
Q

dif

A

osteoblastoma
cementoblastoma
ossifying fibroma
segmental odontomaxillary dysplasia
osteoma

25
Q

dif

A

osteoblastoma
cementoblastoma
ossifying fibroma
focal COD

26
Q

dif

A

langerhans
MM
OKC
osteosarcoma

27
Q

what dx can do this

A

langerhans and MM

28
Q

what lesion can cause this artifact

A

osteo and chondrosarcoma

29
Q

dif

A

metastasis
ewing sarcoma
osteosarcoma

30
Q

from well defined ML RL of the posterior mandbile

A

central giant cell granuloma

31
Q

biopsy from bilateral ML RL of posterior mandible (age 12)

A

cherubism

32
Q

dif?

A

fibrous dysplasia
CGCG
chondrosarcoma
osteosarcoma
ossifying fibroma

33
Q

histo of sharply punched out lucency from posterior mandible, CD1a and CD207 +

A

langerhans cell histocytosis