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Flashcards in TUMOR CHART Deck (90)
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1
Q

Osteoma peak age

A

Peak at 4th and 5th decade

2
Q

Osteoma Malignancy:

A

Benign

3
Q

Osteoma Location:

A

Frontal or Ethmoid sinuses (MC), mandible, skull

4
Q

Osteoma Radiologic:

A

Round or oval, very radiopaque, less than 2 cm

5
Q

Enostoma (bone island) peak age:

A

Any age, more common in adults

6
Q

Enostoma (bone island) gender:

A

Equal

7
Q

Enostoma Malignancy:

A

Benign

8
Q

Enostoma (bone island) origin/gen. location:

A

Usually in epiphysis of metaphysis

9
Q

Enostoma (bone island) Location:

A

MC in upper femurs, ischium, ilium, ribs

10
Q

Enostoma (bone island) Radiologic:

A

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

11
Q

Enostoma (bone island) Clinical:

A

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

12
Q

Enostoma (DDX)

A

Osteoblastic metastasis, osteoid osteoma, osteoma, osteosarcoma

13
Q

Osteoid Osteoma (Incidence):

A

11% of all benign (common)

14
Q

Osteoid Osteoma (age):

A

MC 10-15 y.o.

15
Q

Osteoid Osteoma (gender)

A

2:1 male to female

16
Q

Osteoid Osteoma (malignancy):

A

Benign

17
Q

Osteoid Osteoma (origin/gen location):

A

In metaphysis/diaphysis of long bones

18
Q

Osteoid Osteoma location:

A

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

19
Q

Osteoid Osteoma Radiologic:

A

Small lucent surrounded by dense sclerotic, nidus/sequestrum

20
Q

Osteoid Osteoma Clinical:

A

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

21
Q

Osteoid Osteoma DDX:

A

Brodie’s abscess (prime) stress fracture

22
Q

Osteoblastoma incidence:

A

RARE

23
Q

Osteoblastoma Age:

A

MC 10-20 y.o.

24
Q

Osteoblastoma Gender:

A

2:1 male to female

25
Q

Osteoblastoma Malignancy

A

benign

26
Q

Osteoblastoma origin/gen location

A

in metaphysis and diaphysis (MC in diaphysis)

27
Q

Osteoblastoma Location

A

Neural arch MC, SP, TP, lamina, long bones

28
Q

Osteoblastoma Radiologic:

A

Expansile region with eggshell-thin cortical rim, spinal are radiolucent (can become sclerotic), nidus, thins cortex

29
Q

Osteoblastoma clinical:

A

Localized pain, painful scoliosis

30
Q

Enchondroma incidence:

A

Most common benign of hand, 2nd most

31
Q

Enchondroma Age:

A

3rd Decade

32
Q

Enchondroma Malignancy:

A

Benign

33
Q

Enchondroma Origin/gen location:

A

Centrally placed in metaphysis

34
Q

Enchondroma Location:

A

50% in the hand (thumb rare), foot, femur, humerus, ribs

35
Q

Enchondroma Radiologic:

A

Radiolucent, expands the bone w/ cortex intact, can be stippled or scalloped

36
Q

Enchondroma Clincial

A

Clinical manifestations are rare

37
Q

Chondroblastoma Incidence:

A

rare

38
Q

Chondroblastoma Age:

A

10-25 y.o.

39
Q

Chondroblastoma Gender:

A

2:1 male to female

40
Q

Chondroblastoma Malginancy:

A

Benign

41
Q

Chondroblastoma origin/gen location:

A

Epiphysis

42
Q

Chondroblastoma Location:

A

Knee, hip, shoulder (tuberosity of humerous, trochanter of femur)

43
Q

Chondroblastoma Radiologic:

A

Eccentric, cotton wool calcification, bone expansion, chicken wire calcification, sclerotic rim

44
Q

Chondroblastoma Clinial

A

pain in joint

45
Q

Chondroblastoma DDX:

A

Brodie’s abscess, eosinophilic granuloma, ischemic necrosis

46
Q

Chondromixoid Fibroma incidence:

A

Rare, least common benign cartilage tumor

47
Q

Chondromixoid fibroma age:

A

10-30 yo

48
Q

Chondromixoid fibroma malignancy

A

benign

49
Q

Chondromixoid fibroma origin/gen location

A

eccentric metaphyseal

50
Q

Chondromixoid fibroma location:

A

MC tibia (prox 1/3) around knee

51
Q

Chondromixoid fibroma radiologic:

A

eccentric, endosteal scalloping, expansion, soap bubble

52
Q

Chondromixoid fibroma clinical:

A

Localized pain with occasional swelling

53
Q

Chondromixoid fibroma DDX

A

bone cyst

54
Q

Osteosarcoma Incidence

A

2nd most common primary malignant tumor

55
Q

Osteosarcoma age:

A

10-25 yo

56
Q

Osteosarcoma gender:

A

2:1 male to female

57
Q

Osteosarcoma malignancy

A

Malignant

58
Q

Osteosarcoma origin gen location

A

metaphysis MC location

59
Q

Osteosarcoma location:

A

long bones of the extremities, knee and shoulder MC

60
Q

Osteosarcoma radiographic:

A

Sunburst, Codman’s triangle, 50% radiopaque, soft tissue mass, cloud

61
Q

Osteosarcoma clinical:

A

painful swelling at site of lesion, unknown etiology

62
Q

Osteochondroma incidence

A

Most common benign

63
Q

Osteochondroma age

A

before age 20

64
Q

Osteochondroma gender

A

2:1 male to female

65
Q

Osteochondroma malignancy

A

benign

66
Q

Osteochondroma origin/gen location:

A

metaphysis

67
Q

Osteochondroma location:

A

femur, humerus, tibia, knee MC

68
Q

Osteochondroma radiologic

A

thick, irregular calcified cap, bone destruction, soft tissue mass, cauliflower, coat hanger

69
Q

Osteochondroma clinical

A

Asymptomatic, pain with complications

70
Q

Hereditary multiple exostosis age

A

2-10 yo

71
Q

Hereditary multiple exostosis malignancy

A

benign

72
Q

Hereditary multiple exostosis location

A

knee, ankle, shoulder, wrist

73
Q

Hereditary multiple exostosis radiograph:

A

Bayonet hand deformity, scalloped margin, cauliflower, thickening of femoral neck

74
Q

Hereditary multiple exostosis clinical:

A

painless, lumpy joints

75
Q

Chondrosarcoma incidence:

A

3rd most common primary malignant bone tumor

76
Q

Chondrosarcoma age

A

40-60 yo

77
Q

Chondrosarcoma gender:

A

2:1 male to female

78
Q

Chondrosarcoma malignancy

A

malignant

79
Q

Chondrosarcoma origin/ gen. location

A

in metaphysis or diaphysis (less than 2% epiphysis)

80
Q

Chondrosarcoma location:

A

pelvis & prox femur MC, humerus

81
Q

Chondrosarcoma radiographic:

A

Round/oval, endosteal scalloping, popcorn matrix, 1/3 radiolucent, laminated or spiculated periosteal

82
Q

Chondrosarcoma clinical:

A

pain, swelling, constipation and bladder issues possible

83
Q

Giant cell tumor incidence

A

relatively common, MC benign of sacrum

84
Q

Giant cell tumor age

A

20-40 yo

85
Q

Giant cell tumor gender:

A

benign more common in females, malignant more common in males

86
Q

Giant cell tumor malignancy:

A

80% benign

87
Q

Giant cell tumor origin/gen location:

A

usually in metaphysis, extends into epiphysis (subarticular area)

88
Q

Giant cell tumor location:

A

Distal femur MC, prox tibia, distal radius, prox humerus

89
Q

Giant cell tumor radiologic:

A

Eccentric, radiolucent, cortex expanded and thinned, wide zone of transition, soap bubble

90
Q

Giant cell tumor clinical:

A

aching pain, swelling, tenderness, joint movement restriction