Deck 28: Lung Cancer

Question 1

Which of the following best describes the cell characteristics in small cell carcinoma?

A)larger than lymphocyte nucleus
B)enlarged nuclei-differentiated cells
C)keratin structures throughout lung tissue
D)develops from a common pulmonary stem cell

Answer 1

D

Question 2

Approximately what percentage of all lung cancer is linked to smoking?

A)55%
B)70%
C)85%
D)100%

Answer 2

C

Question 3

Which of the following is the most common type of lung cancer?

A)large cell
B)adenocarcinoma
C)squamous cell
D)small cell

Answer 3

B

Question 4

On a chest radiograph, large-cell carcinoma is commonly seen as what type of lesion?

A)central lesion
B)well-defined mass
C)bilateral nodules
D)unilateral nodules

Question 5

The presence of headaches, vision changes, and neurologic symptoms is highly suggestive of metastasis.

Question 6

Which of the following comments regarding lung cancer is TRUE?

A)The incidence has risen over the past few decades.
B)It is the third leading cause of cancer deaths in the United States.
C)The peak incidence occurred in the mid-1970s.
D)Incidence has increased in women 40 to 58 years of age.

Question 7

Which of the following is not associated with the clinical features of lung cancer?

A)local growth of tumor
B)metastasis extrathoracic or intrathoracic
C)associated pain or discomfort
D)paraneoplastic syndrome

Question 8

Which of the following organs is not commonly compromised in metastatic lung cancer?

A)brain
B)liver
C)bone
D)stomach

Question 9

What composition of adenocarcinoma best describes its histopathology?

A)stratified epithelial cells
B)pleomorphic cells
C)polygonal cells
D)glandular structures

Question 10

What type of histopathologic cells is associated with large-cell carcinoma?

A)pleomorphic cells
B)glandular structures
C)stratified epithelial cells
D)pulmonary stem cells

Question 11

Apical growth may be associated with which of the following syndromes?

A)Goodpasture
B)Pancoast
C)Miller
D)granulomatosis

Question 12

Squamous cell carcinoma is composed of which of the following?

A)glandular structures from lung scars
B)common pulmonary stem cells
C)flattened stratified epithelial cells
D)multicentric stratified cells

Question 13

What minimum size does a lesion in the lung need to be in order to be called a nodule?

A)1 cm
B)2 cm
C)3 cm
D)4 cm

Question 14

What age group has been targeted by tobacco companies as a primary source of new customers?

A)teenagers
B)women aged 21 to 35 years
C)men aged 21 to 35 years
D)men and women over 50 years of age

Question 15

What type of lung cancer usually is seen as a central lesion that may obstruct airways and lead to atelectasis?

A)adenocarcinoma
B)squamous cell
C)large cell
D)bronchogenic carcinoma

Question 16

Which of the following is NOT associated with local tumor growth in the central airways?

A)large airway obstruction
B)cough
C)hemoptysis
D)fine crackles

Question 17

In what age group has smoking NOT been seen to decrease recently?

A)18 to 24 years
B)25 to 40 years
C)45 to 60 years
D)older than 70 years

Question 18

Other causes of lung cancer include all of the following EXCEPT which one?

A)asbestos
B)arsenic
C)chromium
D)microwave radiation

Question 19

What percentage of all cancer deaths are related to lung cancer?

A)less than 10%
B)about 30%
C)about 50%
D)more than 60%

Question 20

Which of the following is NOT a major histopathologic type of lung cancer?

A)adenocarcinoma
B)squamous cell carcinoma
C)small-cell carcinoma
D)ciliated cell carcinoma

Question 21

What is the most effective way to prevent lung cancer?

A)vitamin E
B)beta-carotene
C)smoking prevention
D)avoidance of atmospheric pollution

Question 22

Screening of patients at high risk for bronchogenic carcinoma with a chest radiograph has been found to increase survival.

Question 23

Which of the following is NOT a therapeutic option for patients with lung cancer?

A)surgical resection
B)radiotherapy
C)laser
D)chemotherapy

Question 24

Which of the following pulmonary function tests are frequently used to determine tolerance to resectional surgery?
I)FEV₁
II)FEF_25-75
III)FVC
IV)DLCO

A)I only
B)I and IV
C)II and IV
D)I, II, III, and IV

Question 25

Which bronchogenic carcinoma is staged as limited or extensive?

A)large cell
B)adenocarcinoma
C)squamous cell
D)small cell

Question 26

What is the most commonly used additional imaging technique to confirm lung cancer?

A)gammagraphy
B)videoscintigraphy
C)positron emission tomography
D)enhanced computed tomography

Question 27

What is the treatment of choice for limited-stage small-cell lung cancer?

A)surgical resection
B)chemoradiotherapy
C)radiation therapy only
D)chemotherapy only

Question 28

What does the acronym TNM mean?

A)tumor, number, mass
B)tumor, non-small cell, metastases
C)tracheal, number, metastases
D)tumor, lymph node, metastases

Question 29

Which of the following is NOT a common purpose for staging a case of lung cancer?

A)selection of therapy
B)assessment of extent of the disease
C)prognosis
D)etiology

Question 30

What treatment is the best initial modality for patients with non-small-cell lung cancer because it offers the best prospect of long-term survival?

A)chemotherapy
B)surgical resection
C)radiation therapy
D)endobronchial laser therapy