Question
A 60-year-old man presents with a 4-month history of increasing weight loss and shortness of breath. He has smoked two packs of cigarettes a day for 20 years. His past medical history is significant for emphysema and chronic bronchitis. A chestX-ray shows a mass in the left main stem bronchus. Cytologic examination of a bronchial brushing shows pleomorphic keratinized cells with large irregular and pyknotic nuclei. These cells would most likely show which of the following patterns of arrangement on cytologic examination?
A. |
Follicular configuration |
B. |
Glandular structures |
C. |
Pearls |
D. | Rosettes |
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