Which of the following statements about staging for non-small cell carcinoma of the lung is true?

CT scan provides approximately 95% sensitivity and specificity.

Screening tests have reduced the mortality rate for high-risk patients.

PET scanning has replaced mediastinoscopy for determining cancer staging.

Positive PET scan findings require pathological confirmation.

Which of the following statements about staging for non-small cell car

1.	Which of the following statements about staging for non-small cell carcinoma of the lung is true?
A.	CT scan provides approximately 95% sensitivity and specificity.
B.	Screening tests have reduced the mortality rate for high-risk patients.
C.	PET scanning has replaced mediastinoscopy for determining cancer staging.
D.	Positive PET scan findings require pathological confirmation.
Answer» E.

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Which of the following statements about staging for non-small cell carcinoma of the lung is true?

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