Bone and Soft Tissue Tumors Flashcards

0
Q

Biopsy what portion

A

Peripheral/active

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1
Q

PET measures

A

Metabolic activity of tumor

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2
Q

Enchondroma malig transform %

A

25% in ollier’s

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3
Q

Enchondroma on XR

A

P1 and P2

Stippled calcifications

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4
Q

Tx enchondroma

A

Curette and BG if symptomatic

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5
Q

ABC location

A

Lower extremity metaphysis

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6
Q

ABC most common hand location

A

Metacarpal

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7
Q

ABC

A

Fluid levels

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8
Q

ABC TREATMENT

A

Curette and bone graft cryosurgery

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9
Q

ABC histology

A

Lots of giant cells and empty spaces

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10
Q

GCT location

A

Metaphysis of mature long bones

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11
Q

Osteoid osteoma location

A

P1 and carpus

Lytic

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12
Q

Osteochondroma age

A

Childhood.

Peripheral cells break away from physis

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13
Q

Osteochondroma age and characteristics

A

Second decade
Most common bond tumor
Growth stops after maturity
Work up for tumor if greater than 2 cm

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14
Q

MHE

A

AD

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15
Q

Most common malignant bone tumor

A

Chondrosarcoma

16
Q

Osteosarcoma most common site in the upper extremity

A

Proximal humerus

17
Q

Ewings sarcoma presentation

A

Similar to an infection: pain swelling erythema fever

11–22 translocation

18
Q

Hand mets most likely from

A

Lung cancer

19
Q

Desmoid

A

Benign but it behaves aggressively. Hi recurrence rate

20
Q

Neurofibroma

A

Arises in the nerve fascicles
Can observe
Rapid increase in size could be malignant

21
Q

Epitheliod sarcoma spread via

A

Lymphatics