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Boards Review > W/L Ch 27 Bone, Cartilage and STS Quiz > Flashcards

W/L Ch 27 Bone, Cartilage and STS Quiz Flashcards

1
Q

Which of the following is an acceptable radiation therapy treatment technique for soft tissue sarcomas (STS)?
I. External beam
II. Brachytherapy
III. Intraoperative

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

d. I, II, and III

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2
Q

Where should the upper and lower field edges be placed for the treatment of metastatic spine cancer?

a. Mid-vertebral body
b. Medial aspect of the vertebral body
c. Superior aspect of the vertebral body
d. Intervertebral space

A

d. Intervertebral space

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3
Q

In which anatomical location are primary bone lesions most common?

a. Spine
b. Upper extremity
c. Lower extremity
d. Trunk

A

c. Lower extremity

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4
Q

In which anatomical location are metastatic bone lesions most common?

a. Spine
b. Upper extremity
c. Lower extremity
d. Trunk

A

a. Spine

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5
Q

In which anatomical location are STSs most common?

a. Head and neck
b. Upper extremity
c. Lower extremity
d. Trunk

A

b. Upper extremity

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6
Q

What is the most important prognostic factor for osteosarcoma?

a. Site of primary tumor
b. Age of patient at diagnosis
c. Presence of metastatic disease
d. Performance status

A

c. Presence of metastatic disease

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7
Q

What type of bone marrow is contained in the diaphysis of long bones?

a. Red
b. White
c. Blue
d. Yellow

A

d. Yellow

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8
Q

During which of the following time frames is the incidence rate of primary bone cancer highest?

a. Infancy
b. Adolescence
c. Adulthood
d. Elderly

A

c. Adulthood

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9
Q

What is the most common form of primary bone cancer?

a. Osteosarcoma
b. Chondrosarcoma
c. Fibrosarcoma
d. Chordoma

A

a. Osteosarcoma

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10
Q

What is the most common site of metastasis from a primary bone cancer?

a. Brain
b. Bowel
c. Lung
d. Bone

A

c. Lung

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11
Q

Most STSs generally spread through _________________.
I. the lymphatic system
II. direct invasion and extension
III. hematogenous spread

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

c. II and III

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12
Q

Which of the following is the most common metastatic site in STS?

a. Lung
b. Liver
c. Brain
d. Bone

A

a. Lung

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13
Q

It is important when treating an extremity for STS to have a strip of unirradiated tissue near the treatment volume to _______________________.
I. maintain some lymphatic function
II. avoid increased fracture possibilities
III. avoid circumferential fibrosis

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

b. I and III

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14
Q

Overall, STS requires which dose of radiation to achieve local control and long-term survival?

a. Low
b. Medium
c. High

A

c. High

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15
Q

When used with radiation therapy, which of the following reduces the loss of function and improves overall control?

a. Intralesional resection
b. Radical resection
c. Amputation
d. Limb-sparing surgery

A

d. Limb-sparing surgery

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16
Q

Preoperative radiation therapy for STS is performed to _________________.
I. kill the reactive rim of tumor cells before they are cut into
II. decrease the risk of implantation
III. attempt to preserve as much normal function as possible

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

b. I and III

17
Q

All except which of the following are examples of primary bone tumors?

a. Malignant histiocytoma
b. Rhabdomyosarcoma
c. Osteosarcoma
d. Multiple myeloma

A

b. Rhabdomyosarcoma

Rhabdomyosarcomas are a form of STS, not primary bone tumor.

18
Q

Which of the following has the highest incidence of bone tumors?

a. Ewing sarcoma
b. Chondrosarcoma
c. Metastatic bone lesions
d. Multiple myeloma

A

c. Metastatic bone lesions

19
Q

Which of the following is the most common presenting symptom of patients with bone tumors?

a. Elevated blood count
b. Decreased blood count
c. Pathologic fracture
d. Pain

A

d. Pain

20
Q

The main shaft of a typical long bone is termed the __________.

a. periosteum
b. diaphysis
c. epiphysis
d. shaftosis

A

b. diaphysis

21
Q

Bone scans are used to evaluate which of the following?

a. Histology of the specimen
b. Spread of metastatic disease
c. Extent of soft tissue involvement
d. None of the above

A

b. Spread of metastatic disease

22
Q

Primary treatment for osteogenic sarcoma involves which of the following?
I. Radiation therapy
II. Surgery
III. Chemotherapy

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

c. II and III

Osteosarcomas are radioresistant. Therefore, surgery and chemotherapy are used as the primary treatment options for this disease.

23
Q 
Treatment for malignant fibrous histiocytoma involves which of the following?
I.   Radiation therapy
II.  Surgery
III. Chemotherapy
a.	I and II
b.	I and III
c.	II and III
d.	I, II, and III
A

d. I, II, and III

24
Q

Treatment for multiple myeloma involves which of the following?
I. Radiation therapy
II. Surgery
III. Chemotherapy

a. I and II
b. I and III
c. II and III
d. I, II, and III

A

b. I and III

25
Q

Which of the following is the most common primary site that leads to bone metastasis?

a. Breast
b. Prostate
c. Kidney
d. Lung

A

d. Lung

26
Q 
The role of the radiation therapist in the treatment of patients with bone tumors includes which of the following?
I.   Education
II.  Communication
III. Assessment
IV. Monitoring medical equipment

a. I, II, and III
b. I, III, and IV
c. II, III, and IV
d. I, II, III, and IV

A

d. I, II, III, and IV

27
Q

Primary bone tumors comprise approximately ___ of all tumors.

a. 1%
b. 5%
c. 10%
d. 15%

A

a. 1%

28
Q

Which of the following primary bone tumors is the most radiosensitive?

a. Osteosarcoma
b. Chondrosarcoma
c. Fibrosarcoma
d. Ewing’s sarcoma

A

d. Ewing’s sarcoma

29
Q

The most common symptom associated with STSs is __________________.

a. lymphadenopathy
b. palpable mass
c. leukopenia
d. pain

A

b. palpable mass

30
Q

Which of the following bone malignancies has the highest incidence?

a. Osteosarcoma
b. Chondrosarcoma
c. Ewing’s sarcoma
d. Metastatic bone disease

A

d. Metastatic bone disease

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