NonNEOPLASTIC DISEASES OF BONE
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| name 4 benign fibro-osseous lesions | periapical cemento-osseus dysplasia
focal cemento-osseus dysplasia
florid cemento-osseuos dysplasia
firbous dysplasia
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| periapical cemento-osseus dysplasia | >mandibular anteriors, pts >30yrs
>women (black women)
early lesion-well circumscribed, radiolucent
older lesion- radiolucent, central opacifications
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| focal cemento-osseous dysplasia | isolated, well-delinated radiolucent, <1.5cm
asymptomatic
>women, 30-50yrs
>whites
posterior mandible
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| florid cemento-osseous dysplasia | disordered cementum+bone dvlpmnt
multiple quads. max+man
>blk women 49+yrs
irreg. opacification composed of dense, sclerotic bone, cementum
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| Dx and Tx of florid cemento-osseous dysplasia | in edentulous pt sclerotic mass may perforate mucosa->osteomyelitis=surgery+antibiotics
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| fibrous dysplasia | replacement of bone w/ abnormal fibrous CT w/ calcification
histo.: vascularized, celluar fibrous CT w/ irreg. trabeculae bone
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| 2 types of fibrous dysplasia | monostotic fibrous dysplasia
ploy fibrous dysplasia
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| monostotic fibrous dysplasia | single one involvement
max>man.
kids+young adults
asymptomatic, swelling/bulging of buccal plate
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| polystotic fibrous dysplasia | more than 1 bone involvment
kids w/ female predilection
can exhibit bowing, assoc. w/ dull aching pain
cafe au lait spots
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| name 3 types of polystotic fibrous dysplasia | cranio fibrous dysplasia
jaffe-lichtenstein
albright syndrome
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| craniofacial fibrous dysplasia | involves max. w/ extension into sinuses+adj. zygoma, sphenoid, occipital bone
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| jaffe lichtenstain | involves multiple bones+ cafe au lait macules on skin
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| albright syndrome | endocrine abnormalities, puberty in females,stunting/deformity of skeletal growth result of premature closing of epiphyseal plates cafe au lait spots
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| how polystotic fibrous dysplasia appears radiographically and clinically? | asymptomatic
"ground glass", diffused radiopacitiy
unilateral enlargement
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| Dx and Tx of polystotic fibrous dysplasia | cellular fibrous CT, irreg. shaped bony trabeculae
tx-surgical recontouring of bone for cosmetic reasons
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| paget disease of bone (osteitis deformans) | chronic metabolic bone disease
resorption, osteoblastic repair, remineralization of involved bone
men 50+yrs
max>man
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| how does paget disease of bone appear clinically and radiographically? | pain, enlargement common, spaces increase b/t teeth as bone enlarges
patchy radiolucent+radiopaque "cotton wool"
hypercementosis loss of lamina dura, obliteration of pdl
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| Dx and Tx of Paget Disease Bone | serum alkaline phosphatase level elevated in active disease
"mosaic bone"
tx- experimentalm, disease slow progressive
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| central giant cell granuloma | aka. central giant cell lesion
well-vascularized CT containing multinucleated giant cells
occurs w/in bone
chronic
calcium deficiency
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| osteomalacia | chronic, calcium deficiency, vitamin D
Rickets(kids)
assoc. delayed tooth eruption+perio.dis.
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