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6 SKEL B > TUMOR CHART > Flashcards

TUMOR CHART Flashcards

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1
Q

Osteoma peak age

A

Peak at 4th and 5th decade

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2
Q

Osteoma Malignancy:

A

Benign

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3
Q

Osteoma Location:

A

Frontal or Ethmoid sinuses (MC), mandible, skull

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4
Q

Osteoma Radiologic:

A

Round or oval, very radiopaque, less than 2 cm

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5
Q

Enostoma (bone island) peak age:

A

Any age, more common in adults

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6
Q

Enostoma (bone island) gender:

A

Equal

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7
Q

Enostoma Malignancy:

A

Benign

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8
Q

Enostoma (bone island) origin/gen. location:

A

Usually in epiphysis of metaphysis

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9
Q

Enostoma (bone island) Location:

A

MC in upper femurs, ischium, ilium, ribs

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10
Q

Enostoma (bone island) Radiologic:

A

Sharply demarcated or thorny radiations (brush border), small, round/ovoid

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11
Q

Enostoma (bone island) Clinical:

A

Asymptomatic, occasionally may grow, don’t alter blood chemistry

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12
Q

Enostoma (DDX)

A

Osteoblastic metastasis, osteoid osteoma, osteoma, osteosarcoma

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13
Q

Osteoid Osteoma (Incidence):

A

11% of all benign (common)

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14
Q

Osteoid Osteoma (age):

A

MC 10-15 y.o.

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15
Q

Osteoid Osteoma (gender)

A

2:1 male to female

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16
Q

Osteoid Osteoma (malignancy):

A

Benign

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17
Q

Osteoid Osteoma (origin/gen location):

A

In metaphysis/diaphysis of long bones

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18
Q

Osteoid Osteoma location:

A

50% in femur and tibia 10 & in spine cortex most common

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19
Q

Osteoid Osteoma Radiologic:

A

Small lucent surrounded by dense sclerotic, nidus/sequestrum

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20
Q

Osteoid Osteoma Clinical:

A

Severe pain (worse at night), muscle atrophy, limp

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21
Q

Osteoid Osteoma DDX:

A

Brodie’s abscess (prime) stress fracture

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22
Q

Osteoblastoma incidence:

A

RARE

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23
Q

Osteoblastoma Age:

A

MC 10-20 y.o.

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24
Q

Osteoblastoma Gender:

A

2:1 male to female

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25
Osteoblastoma Malignancy
benign
26
Osteoblastoma origin/gen location
in metaphysis and diaphysis (MC in diaphysis)
27
Osteoblastoma Location
Neural arch MC, SP, TP, lamina, long bones
28
Osteoblastoma Radiologic:
Expansile region with eggshell-thin cortical rim, spinal are radiolucent (can become sclerotic), nidus, thins cortex
29
Osteoblastoma clinical:
Localized pain, painful scoliosis
30
Enchondroma incidence:
Most common benign of hand, 2nd most
31
Enchondroma Age:
3rd Decade
32
Enchondroma Malignancy:
Benign
33
Enchondroma Origin/gen location:
Centrally placed in metaphysis
34
Enchondroma Location:
50% in the hand (thumb rare), foot, femur, humerus, ribs
35
Enchondroma Radiologic:
Radiolucent, expands the bone w/ cortex intact, can be stippled or scalloped
36
Enchondroma Clincial
Clinical manifestations are rare
37
Chondroblastoma Incidence:
rare
38
Chondroblastoma Age:
10-25 y.o.
39
Chondroblastoma Gender:
2:1 male to female
40
Chondroblastoma Malginancy:
Benign
41
Chondroblastoma origin/gen location:
Epiphysis
42
Chondroblastoma Location:
Knee, hip, shoulder (tuberosity of humerous, trochanter of femur)
43
Chondroblastoma Radiologic:
Eccentric, cotton wool calcification, bone expansion, chicken wire calcification, sclerotic rim
44
Chondroblastoma Clinial
pain in joint
45
Chondroblastoma DDX:
Brodie's abscess, eosinophilic granuloma, ischemic necrosis
46
Chondromixoid Fibroma incidence:
Rare, least common benign cartilage tumor
47
Chondromixoid fibroma age:
10-30 yo
48
Chondromixoid fibroma malignancy
benign
49
Chondromixoid fibroma origin/gen location
eccentric metaphyseal
50
Chondromixoid fibroma location:
MC tibia (prox 1/3) around knee
51
Chondromixoid fibroma radiologic:
eccentric, endosteal scalloping, expansion, soap bubble
52
Chondromixoid fibroma clinical:
Localized pain with occasional swelling
53
Chondromixoid fibroma DDX
bone cyst
54
Osteosarcoma Incidence
2nd most common primary malignant tumor
55
Osteosarcoma age:
10-25 yo
56
Osteosarcoma gender:
2:1 male to female
57
Osteosarcoma malignancy
Malignant
58
Osteosarcoma origin gen location
metaphysis MC location
59
Osteosarcoma location:
long bones of the extremities, knee and shoulder MC
60
Osteosarcoma radiographic:
Sunburst, Codman's triangle, 50% radiopaque, soft tissue mass, cloud
61
Osteosarcoma clinical:
painful swelling at site of lesion, unknown etiology
62
Osteochondroma incidence
Most common benign
63
Osteochondroma age
before age 20
64
Osteochondroma gender
2:1 male to female
65
Osteochondroma malignancy
benign
66
Osteochondroma origin/gen location:
metaphysis
67
Osteochondroma location:
femur, humerus, tibia, knee MC
68
Osteochondroma radiologic
thick, irregular calcified cap, bone destruction, soft tissue mass, cauliflower, coat hanger
69
Osteochondroma clinical
Asymptomatic, pain with complications
70
Hereditary multiple exostosis age
2-10 yo
71
Hereditary multiple exostosis malignancy
benign
72
Hereditary multiple exostosis location
knee, ankle, shoulder, wrist
73
Hereditary multiple exostosis radiograph:
Bayonet hand deformity, scalloped margin, cauliflower, thickening of femoral neck
74
Hereditary multiple exostosis clinical:
painless, lumpy joints
75
Chondrosarcoma incidence:
3rd most common primary malignant bone tumor
76
Chondrosarcoma age
40-60 yo
77
Chondrosarcoma gender:
2:1 male to female
78
Chondrosarcoma malignancy
malignant
79
Chondrosarcoma origin/ gen. location
in metaphysis or diaphysis (less than 2% epiphysis)
80
Chondrosarcoma location:
pelvis & prox femur MC, humerus
81
Chondrosarcoma radiographic:
Round/oval, endosteal scalloping, popcorn matrix, 1/3 radiolucent, laminated or spiculated periosteal
82
Chondrosarcoma clinical:
pain, swelling, constipation and bladder issues possible
83
Giant cell tumor incidence
relatively common, MC benign of sacrum
84
Giant cell tumor age
20-40 yo
85
Giant cell tumor gender:
benign more common in females, malignant more common in males
86
Giant cell tumor malignancy:
80% benign
87
Giant cell tumor origin/gen location:
usually in metaphysis, extends into epiphysis (subarticular area)
88
Giant cell tumor location:
Distal femur MC, prox tibia, distal radius, prox humerus
89
Giant cell tumor radiologic:
Eccentric, radiolucent, cortex expanded and thinned, wide zone of transition, soap bubble
90
Giant cell tumor clinical:
aching pain, swelling, tenderness, joint movement restriction

6 SKEL B (5 decks)

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