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57 Cards in this Set
- Front
- Back
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most common type of inherited bone disease |
osteogenesis imperfecta |
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most common sign and symptom of osteogenesis imperfecta |
blue sclera |
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type 1 osteogenesis imperfecta |
most common, mildest, blue sclera throughout life |
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type 2 osteogenesis imperfecta |
not compatible with life |
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Type 3 osteogenesis imperfecta |
most severe form, 1/3 survive into adulthood |
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numerous unerupted permanent and supernumerary teeth |
cleidocranial dysplasia |
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focal osteoporotic marrow defect has no association to? |
hematologic disorder |
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focal area of increased radiodensity that is of unknown cause and cannot be attributed to anything else |
idiopathic osteosclerosis |
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pager's disease of bone affects?
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older adults more in white males |
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osteogenesis imperfects has to do with? |
dentogenesis imperfecta |
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what affects the skull that leads to a progressive increase in the circumference of the head |
paget's disease |
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Paget's disease of bone is more common in? |
Maxilla |
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pager's disease of bone the alveolar ridges are __ and __ |
symmetrical and grossly enlarged (patients classically complain dentures no longer fit) |
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Paget's disease of bone vis XRAY |
patchy sclerotic areas are said to have a cotton wool or cotton roll appearance |
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paget's disease of bone up to 10% has? |
osteoscarcoma |
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central giant cell granuloma are more frequent in the? |
anterior jaw frequently cross the midline |
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central giant cell granuloma xray |
multilocular |
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central giant cell granuloma the histopathology is identical to? |
a brown tumor of hyperparathyroidism so patients myst be evaluated for this condition |
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central giant cell granuloma histopathology is identical to those found in? |
cherubism |
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cherubism: disease occurs when? and they arise from ? |
-between the ages of 2-5 -bilateral involvement of the post. Md. that produces chubby cheeks |
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Cherubism XRAY features? |
multilocular, radiolucent |
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what is not really a true cyst? |
traumatic bone cyst |
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traumatic bone cyst xray |
when several teeth are involved, the defect shows domelike projections that scallop between the roots, this feature is highly suggestive |
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Aneurysmal Bone Cyst
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-NOT a true cyst, no epithelial lining
-etiology is unclear |
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Fibrous dysplasia is
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monostotic-one bone (80%)
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chief radiographic feature is a fine "ground glass" opacification
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fibrous dysplasia- monostotic
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Fibrous dysplasia- polyostotic: Jaffe-lichtenstein syndrome
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-polyostotic fibrous dysplasia- bone
-cafe au lair spots (coast of maine) - skin |
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Fibrous dysplasia- polyostotic: McCune-Albrignt syndrome
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-polyostotic fibrous dysplasia- bone
-cafe au lair spots (cast of maine)- skin -multiple endocrinopathies- endocrine |
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McCune-Albright syndrome: multiple
endocrinopathies __ is most common |
sexual precocity- boobs at age 3
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Focal cemento- osseous dysplasia:
occur in __ average age __ mostly in __ |
females
40 african americans |
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focal cemento-osseous dysplasia- xray
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lesions will have a thin radiolucent rim
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periapical cemento-osseous dysplasia:
mostly in __ average age __ |
african american females
40 |
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florid cemento-osseous dysplasia:
mostly in __ |
african american females
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florid cemento-osseous dysplasia: xray:
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end stage lesions are predominately radiopaque with a thin peripheral Radiolucent rim
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for periodical or florid cement osseous dysplasia diagnosis can be made from??
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distinctive clinical XRAY findings- do not need biopsy
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true neoplasm with significant growth potential
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ossifying fibroma
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ossifying fibroma xray
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downward bowing of the inferior cortex
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Juvenile (active) ossifying fibroma
age of patient? most common site? clinical behavior? |
young
Mx aggressive |
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restricted to the craino facial skeleton
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osteoma
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gardner syndrome:
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skeletal abnormalities- supernumerary teeth
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gardner syndrome bowel polyps will transform into?
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adenocarcinoma
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gardner syndrome:
skeletal abnormalities: most common? dental abnormalities: most common? |
osteomas
supernumerary teeth |
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osteoid osteoma produces ___ and the pain is
relieved by ____ |
prostaglandins, aspirin
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osteoid osteomas are smaller or larger than osteoblastomas?
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smaller, less than 2 cm
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osteoid ostoma (OO)
__ is common - - |
pain
-nocturnal -releived by aspirin |
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cementoblastoma xray
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-fused to one or more tooth roots
-radiolucent rim |
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chondroma
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benign tumor of cartilage
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chonfroma: more are found in the?
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condyle or anterior maxilla
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synovial chondromatosis XRAY:
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Loose bodies are seen (joint mice)
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most common type of malignancy to originate within bone
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osteosarcoma
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most common place for osteosarcomas to arise in young patients
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-distal femur
-proximal tibia (around the knee) |
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osteoscarcoma: XRAY
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-sunburst appearance
-symmetrical widening of the PDL space |
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most common type of post irradiation bone
sarcoma |
osteoscarcoma (painful)
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ewing sarcoma XRAY
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onionskin
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most common form of cancer involving bone
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metastatic carcinoma
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metastatic tumors of the jaws: XRAY
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moth-eaten
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Tooth floating in the air
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langerhans cell
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