Final Exam Flashcards

1
Q

m/c appendicular BBT

A

osteochondroma

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2
Q

pedunculated (coat hanger exostosis/cauliflower) or sessile

A

osteochondroma

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3
Q

hereditary multiple exostosis are multiple what?

A

esteochondromas

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4
Q

Centrally located diaphyseal/metaphyseal lesion w/ fallen fragment sign

A

simple bone cyst

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5
Q

Eccentrically located diaphyseal/metaphyseal lesion in <20 yo.

A

aneurysmal bone cyst

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6
Q

epiphyseal/metaphaseal associated with soap bubble appearance

A

giant cell tumor

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7
Q

radiolucent central nidus withs severe reactive sclerosis w/ night pain relieved by aspirin

A

osteoid osteoma

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8
Q

night pain relieved by aspirin and appears like an osteoid osteoma.

A

Brodie’s abscess

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9
Q

m/c BBT of the hand (stippled)

A

enchomdroma

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10
Q

multiple enchomdromas is called?

A

Ollier’s disease

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11
Q

what % of Ollier’s goes malignant?

A

10-50%

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12
Q

what % of Ollier’s goes malignant?

A

10-50%

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13
Q

Ollier’s with calcification

A

Maffucci’s synd

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14
Q

m/c spinal BBT w/ vertical striations known as “corduroy cloth” appearance

A

hemangioma

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15
Q

round/ablong radiopaque lesion (bone island)

A

enostoma

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16
Q

multiple bone islands

A

osteopoikilosis

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17
Q

m/c BBT of the neural arch

A

osteoblastoma

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18
Q

m/c skull BBT (particularly frontal sinus)

A

osteoma

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19
Q

osteomas are best seen on what projection?

A

Caldwell

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20
Q

physiological resorption of normal bone replaced by fibrous tissue

A

fibrous dysplasia

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21
Q

Saber shin tibia, Sheppard’s crook, “ground glass”, cafe au lait spots with “Coast of Main” appearance.

A

fibrous dysplasia

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22
Q

Scoliosis, cervical kyphosis, vertebral body scalloping with IVF enlargement.

A

neurofibromatosis

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23
Q

“cafe au lait” spots with “coast of California” appearance

A

neurofibromatosis

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24
Q

50+ yo wth cachexia, weight loss, and anemia

A

Multiple myeloma

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25
Q

m/c primary malignancy of bone with malignant proliferation of plasma cells into bone marrow

A

Multiple myeloma

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26
Q

“punched out lesions”, vertebral plana, and “rain drop skull”.

A

Multiple myeloma

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27
Q

M spike, albumin/globulin ratio reversal, Bence-Jones proteinuria, elevated ESR.

A

Multiple myeloma

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28
Q

m/c malignant tumor of bone

A

metastatic disease (lytic/blastic)

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29
Q

40 + w/ recent unexplained weight loss and skeletal pain worse at night.

A

lytic metastasis

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30
Q

Moth eaten or permeative distruction. “swiss cheese” appearance on skull.

A

lytic metastasis

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31
Q

elevated alkaline phosphatase and + bone scan.

A

lytic metastasis

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32
Q

m/c form of metastasis in 20-40 yo w/ ivory white vertebrae and anterior body scalloping.

A

Hodgkins

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33
Q

Unilateral hilar lymphadenopathy and reed Sternberg cells

A

Hodgkin’s

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34
Q

ivory white vertebrae w/ no cortical thickening or bone enlargement. (increased Alk Phos)

A

Blastic mets

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35
Q

Causes cortical thickening, picture frame vert, increased bone density, coarsened trabeculae, bone exapnsion, bowing deformities.

A

Paget’s (Osteitis Deformans)

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36
Q

Stages of Paget’s: 1-4

A
  1. Lytic –> 2. Combined –> 3. Sclerotic –> 4. malignant (osteosarc)
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37
Q

m/c malignancy in children

A

osteosarcoma

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38
Q

spiculated/radiating/sunburst periosteal reaction in 10-30 yo

A

osteosarcoma

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39
Q

spiculated/radiating/sunburst periosteal reaction in 40 + yo

A

chondrosarcoma/fibrosarcoma

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40
Q

m/c in long bone diaphysis of 10-25 yo

A

Ewing’s Sarcoma

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41
Q

Multi-paralleled onion skin (laminated) periosteal reaction w/ bone expansion, Codman’s triangle, and saucerization.

A

Ewing’s Sarcoma

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42
Q

Aberrrant notochordal cell tumor m/c found in sacrum of 40 + yo. (2nd m/c = skull)

A

chordoma

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43
Q

spinouses deviate toward concavity

A

rotatory scoliosis

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44
Q

spinouses deviate toward convexity

A

simple scoliosis

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45
Q

Cobb’s and Risser Ferguson’s are for?

A

scoliosis

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46
Q

Under 20 deg curve –>

A

adjust apex and monitor

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47
Q

21-40 deg curve –>

A

send to ortho for bracing (Milwaukee)

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48
Q

40 + curve –>

A

surgical consult

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49
Q

50 + curve –>

A

cardio-pulm compromize and DJD

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50
Q

Symmetrical/bilateral uniform j. loss, rat bite erosions, pannus, periarticular osteoporosis, DIP’s spared, and atlanto-axial instability.

A

RA (Still’s in children)

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51
Q

Haygarth’s nodes in RA affect the?

A

MCP’s

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52
Q

RA + dry eys/mouth =

A

Sjogren’s

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53
Q

(+) chest expansion, Forester’s Bowstring, and Lewin’s supine

A

Ankylosing Spondylitis (AS)

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54
Q

b/l SI j. fusion (ghost j’s)

A

AS

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55
Q

Shiny corner sign, b/l MARGINAL syndesmophytes, vertebral squaring, Bamboo spine, dagger sign, trolley track sing, and poker sign.

A

AS

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56
Q

identical to AS in pelvis + GI dysfunction

A

enteropathic arthropathy

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57
Q

males 20-50 with silver scaly ext. lesions, pitted nails, and sausage digits.

A

psoriatic arthritis

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58
Q

increased j. space, mouse ear deformity, pencil in cup deformity, Ray sign, atlanto-axial instability, NON-MARGINAL spinal syndesmophytes.

A

psoriatic arthritis

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59
Q

Males 20-30 w/ urethritis, conjunctivitis, arthritis, and Hx of chlamydia.

A

Reactive (Reiter’s) arthritis

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60
Q

Calcaneal spur, fluffy periostitis, and NON-MARGINAL spinal syndesmophytes.

A

Reactive (Reiter’s) arthritis

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61
Q

Females w/ sunlight induced malar/butterfly rash, oral ulcers, discoid lesions, alopecia, and Raynaud’s.

A

SLE

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62
Q

+ rebound effect

A

ulcer deviation of phalanges w/o joint destruction (SLE)

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63
Q

females 30-50 with distal tufts erosions

A

Scleroderma (Progressive Systemic Sclerosis)

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64
Q

associated with CREST synd

A

Scleroderma (PSS)

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65
Q

+ FANA and + RA latex

A

Scleroderma (PSS)

66
Q

b/l triangular sclerotic areas on lower 1/2 ilium with normal j. space.

A

osteitis condensans ilia

67
Q

non-inflammatory stiffness in weight bearing j’s that improve w/ activity

A

OA

68
Q

IVD narrowing, osteophytes, and endplate sclerosis

A

Spinal DJD

69
Q

hand OA creates what type of nodes?

A

Heberden’s (DIP)

70
Q

Hip OA

A

decreased superolateral j. space

71
Q

knee OA

A

decreased medial j. space

72
Q

40 + males with neck stiffness, painful swallowing, and often ossification of the PLL.

A

Diffuse Idiopathic Hyperostosis (DISH/Forestier’s dz)

73
Q

Flowing hyperostosis, candle wax, and 4 contiguous inovolved segments

A

DISH

74
Q

6 D’s of Neurogenic Arthropathy in weight bearing joints

A

Distention, Density of subchondral sclerosis, Debris in joint, Dislocation, Disorganization, Destruction of bone.

75
Q

secondary to impaired sensory function in joints seen w/ diabetes, tabes dorsalis, syphilis, and syringomyelia.

A

Neurogenic Arthropathy (Charcot’s Joint)

76
Q

multiple round/ovoid loose bodies in a joint (knee m/c)

A

synoviochondrometaplasia

77
Q

Painful/red/hot/swollen joint in 40 + male from overproduction of uric acid.

A

Gout

78
Q

most common site of gout

A

1st MTP

79
Q

overhanging margins and juxta-articular erosions

A

Gout

80
Q

gout Tx?

A

Colchicine and allopurinol

81
Q

thin linear calcification parallel to the articular cortex

A

CPPD (pseudogout)

82
Q

CPPD of cartilage

A

chondrocalcinosis

83
Q

chondrocalcinosis is m/c in the

A

knee

84
Q

round/oval calcifications near bursa/tendon insertion m/c affecting the shoulder

A

Hydroxyapatite Deposition Disease (HADD)

85
Q

major cause of AVN is

A

trauma

86
Q

healing time for AVN

A

8-24 months

87
Q

AVN of carpal scaphoid

A

Preiser’s

88
Q

AVN of vertebral end plate epiphysis

A

Scheuermann’s

89
Q

AVN of femoral epiphysis

A

Legg Calve Perthes

90
Q

AVN of tarsal navicular

A

Kohler’s

91
Q

AVN of carpal lunate

A

Keinboch’s

92
Q

calcaneus

A

Sever’s

93
Q

AVN of medial tibial condyle

A

Blount’s

94
Q

AVN of head of 2/3rd metatarsal

A

Freiberg’s

95
Q

AVN of articular surface of medial femoral condyle

A

osteochondritis dessicans

96
Q

AVN of capitellum

A

Panner’s

97
Q

athletes 16-25 knee locks on ext and associated with Wilson’s sign

A

osteochondritis dessicans

98
Q

osteochondritis dessicans is best seen on what view?

A

tunnel

99
Q

rounded shoulders, increased kyphosis, or young patient w/ back pain

A

scheuermann’s dz

100
Q

slight loss of anterior body height and multiple endplate irregularities

A

scheuermann’s dz

101
Q

AVN of the femoral head in 4-9 yo boys

A

Legg Calve Perthe’s

102
Q

fragmentation, flattening, whitening of the femora head and increase j. space

A

Legg Calve Perthe’s

103
Q

fragmentation of femoral head =

A

crescent sign

104
Q

increased white density of femoral head =

A

snow capped

105
Q

“A” brace is for?

A

Legg Calve Perthe’s

106
Q

femoral head slides inferior and medial femoral neck slides superior and lateral (SH type l)

A

slipped capital femoral epiphysis

107
Q

Putti’s triad: hypoplastic femoral head, shallow acetabular shelf, femoral head outside acetabulum.

A

congenital hip dysplasia

108
Q

+ orthos for hip dysplasia

A

telescoping, Orolani’s, Barlow’s, and Allis.

109
Q

axial migration of femoral head with uniform j. space loss

A

protrusio acetabuli

110
Q

b/l protrusio acetabuli m/c with

A

RA

111
Q

Fx with 2+ fragments

A

comminuted

112
Q

Fx of 1st metacarpal

A

Bennett’s

113
Q

Fx of the 2nd or 3rd metacarpal

A

Boxer’s

114
Q

Fx of the 4th or 5th metacarpal

A

Bar room

115
Q

m/c Fx carpal bone

A

schaphoid

116
Q

Fx of the proximal ulna

A

nightstick

117
Q

Fx of the ulna with radial head displacement

A

Monteggia

118
Q

Fx of the distal 1/3 radius with dislocation of the distal radio-ulnar joint

A

Galeazzi

119
Q

Fx of the distal radius with POSTERIOR displacement of the distal fragment

A

Colle’s

120
Q

Fx of the distal radius with ANTERIOR displacement of the distal fragment

A

Smith’s

121
Q

Stress Fx of the 2, 3, or 4th metatarsals

A

March

122
Q

transverse Fx of the proximal 5th metatarsal

A

Jones

123
Q

avulsion Fx of the SP (m/c C6-T1) from hyper-flexion

A

Clay Shoveler’s

124
Q

b/l pedicle Fx of C2 from hyper-extension

A

Hangman’s

125
Q

Fx’s through anterior and posterior arches of atlas due to axial compression

A

Jefferson bursting

126
Q

avulsion of dens tip

A

Type l odontoid Fx

127
Q

Fx through dens base

A

Type ll odontoid Fx

128
Q

Fx through C2 body

A

Type lll odontoid Fx

129
Q

avulsion of anterior inferior vertebral body from hyper-extension m/c at C2

A

teardrop

130
Q

tibial apophysitis treated with a Cho-Pat brace

A

Osgood Schlatter’s

131
Q

avulsion of the ischial tuberosity

A

Rider’s bone

132
Q

Fx of pars interarticularis w/ out slippage

A

spondylolysis

133
Q

m/c dislocated carpal bone

A

lunate

134
Q

Pie sign

A

lunate dislocation

135
Q

Terry Thomas sign and Signet ring sign

A

scaphoid dislocation

136
Q

chronic dislocation of this joint may present with Bankhart and/or Hill-Sacks/Hatchet deformity

A

GH

137
Q

atlanto-occipital ligament calcifies forming the arcuate foramen

A

posterior ponticle

138
Q

increased ADI and atlantoaxial instability

A

Down’s synd

139
Q

smooth, wide, lucent defect b/t body of C2 and dens

A

Os Odontoideum.

140
Q

wasp waist and hypoplastic disc

A

congenital block

141
Q

short webbed neck, low hair line, and decreased ROM

A

Klippel-Feil synd

142
Q

multiple congenital blocks, Sprengle’s deformity, and omovertebral bone

A

Klippel-Feil synd

143
Q

contralateral pedicle hypertrophy and sclerosis

A

pedicle agenesis

144
Q

ossification failure of the vertebral body center

A

butterfly vertebra

145
Q

failure of lateral ossification center

A

hemivertebrae

146
Q

isolated wedged vertebrae –> scoliosis

A

hemivertebrae

147
Q

gibbus deformity

A

hemivertebrae

148
Q

failure of laminar fusion with elevated alpha fetoprotein and folic acid deficiency

A

spina bifida

149
Q

L5 TP’s fuse or form joints with sacrum

A

sacralization

150
Q

asymmetric articular planes m/c at L5/S1

A

facet tropism

151
Q

spina bifida of S1 and L5 spinous enlargement

A

knife clasp syndrome

152
Q

“hair on end” skull and “H” shaped vertebrae causing vasculature collapse.

A

sickle cell anemia

153
Q

hereditary disorder of hemoglobin synthesis (microcytic hypochromic anemia)

A

thalassemia

154
Q

widened epiphysis –> “erlynmeyer flask deformity and “hair on end” skull appearance

A

thalassemia

155
Q

overactive parathyroid increases calcium and decreases phosphorus causing renal calculi and “brown tumors”

A

hyperparathyroidism

156
Q

central geographic osteopenia in bones

A

brown tumors

157
Q

“salt and pepper” skull, “rugger-jersey spine”, and increased alk phos

A

hyperparathyroidism

158
Q

hereditary absence of marrow, anemia, and hepatosplenomegaly.

A

osteopetrosis

159
Q

“bone within a bone” (early), and “sandwich vertebrae” (late)

A

osteopetrosis

160
Q

seen at growth plates (long bones esp) w/ muscle tetany and weakness

A

rickets

161
Q

bone deformity and lucency with “paintbrush metaphysis”

A

rickets

162
Q

absent zone of provisional calcification

A

“paintbrush metaphysis”