Bones Joints Flashcards

1
Q

Aymmetric skeletal scelorisis die to impaired fxn of osteoclasts

A

Osteopetrosis

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2
Q

Deficient osteoclast activityw

A

Osteopetrosis

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3
Q

Absence of medullary canal, erlenayere flak deformity

A

Ostepetrosis

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4
Q

Porous bones and eeduced bone mass predispose to fx

A

Osteoporosis

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5
Q

Osteitis deformans.

A

Pagets dse

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6
Q

Mosaic pattern of lamellar bone- kihsaw puzzle appearance

A

Pagets dse

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7
Q

Leontiasis platybasia chalkstick type fx

A

Pagets dse

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8
Q

Metabolic dse

A

Pagets dse

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9
Q

Recklonghausen dse of bone

A

Hyperparathyroidism

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10
Q

Avascular necrosis of ossification centers in children

A

Legge calve perthes ds

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11
Q

Diaruption of microcirq cause bone infarction

A

Osteonecrosis

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12
Q

Dead bone

A

Sequestrum

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13
Q

New bone around dead bome

A

Involucrum

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14
Q

Bacteria reach the bone by hematogenous spread, xtension ffr contigous site and direct implamentation

A

Pyogenic ostromyelitis

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15
Q

Most common cause of pyogenic osteo

A

Staf au

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16
Q

Subperosteal abscess wt draining sinus

A

Osteomyelitis

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17
Q

Small intraosseous abscess

A

Brodies

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18
Q

Osteod osteoma less 2 cm: > 2cm

A

Osteoblastoma

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19
Q

Secere nocturmal pain

A

Osteoid osteoma

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20
Q

Oval masses of hemorrhagic gritty tan tissue

A

Osteoid osteoma

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21
Q

Malignant mesenchal tumor in which the cancerous cells produce bone matrix

A

Osteosarcoma

22
Q

Codman taingle and sunburst appearance on xray

A

Osteosarcoma

23
Q

Benign cartilage capped tumor attached to skeleton by bonu stalk

A

Osteochondroma

24
Q

Benign tumor of hyaline cartilage

A

Chondroma

25
Q

Sheets of compact polyhedral chondobladts

A

Chondroblastoma

26
Q

Chicken wire pattern of mineralization

A

Chondroblastoma

27
Q

Wt anaplastic chondrocytes

A

Chondrosarcoma

28
Q

Polyostotinc fibrous dysplasia wt cafe au lait spots.mc cune albright syndrom

A

Fibrous dusplasia

29
Q

Primary maligant small round cell tors of none and soft tissue. Mutation of ews gene on chrom 22

A

Ewing sarcoma

30
Q

Hhomer wright roastees, onion skin appearacne

A

Ewing

31
Q

Mutations in rank/rankl signaling pathway

A

Giant cell tumor

32
Q

Prigressive erosions of articulat cart

A

Oa

33
Q

Mushroom shaped outgrowth

A

Osteophytes

34
Q

Dip; pip

A

Heberdon; bouchards

35
Q

Assoc wt hla b27 a

A

Ankylosing spondylitis

36
Q

aka reactive arthritis

A

Reiter

37
Q

Autoantibodies of ra

A

Rf and anticcp

38
Q

Bamboo spone deformity

A

Ankylosing sponsylitis

39
Q

First sacroileitis

A

Ankylosisng spondylitis

40
Q

Sausage shaped dip

A

Psoriatic arthritis

41
Q

Pencil inc up def

A

Psoriatic arthritis

42
Q

Crystallization within jts

A

Acute gout

43
Q

Wt tophi

A

Chronic gout

44
Q

Negative befringement

A

Gout

45
Q

Crstals surrounded bu inflam cells

A

Tophi

46
Q

Msu crystl in kidney

A

Gouty nephropathy

47
Q

Intra articulat crystl formation

A

Paeudogout

48
Q

Muation in ankh gene

A

Paeudogout

49
Q

Positively birefringement cpp crystl

A

Pseudogout

50
Q

Marble bone or albers Schonberg dae

A

Osteopetrosis