Which of the following are common purposes for staging a case of lung cancer? 1. Selection of therapy 2. Assessment of extent of the disease 3. Prognosis 4. Etiology

a. 2, 3, and 4 only
b. 1, 2, and 4 only
c. 3 and 4 only
d. 1 and 2 only

ANS: B
One of the major factors that determines the prognosis of lung cancer and guides the proper se-lection of treatment is the extent to which the cancer has spread in the lungs and throughout the body.

Health Professions

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