In a patient with suspected bronchogenic carcinoma, how many biopsy specimens need to be collected during an endobronchial biopsy?
a. 1
b. 2
c. 3
d. 4
ANS: C
The number of biopsy specimens that should be obtained depends upon the diagnosis suspected. In patients suspected to have bronchogenic carcinoma, three biopsy specimens are often able to successfully diagnose almost all such cases.
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