1.

A 48-year-old woman presents to her GP with Cushingoid facies and hyperpigmentation of the skin on her face and chest. She has smoked 20 cigarettes per year for 30 years. Examination reveals no gross abnormalities. Her chest X-ray reveals a 2 cm irregularly shaped mass in the right upper lobe, in proximity to the mediastinum. A CT guided needle biopsy of the lung lesion is performed. Which would be the most likely cytologic finding?

A. Adenocarcinoma
B. Benign bronchial adenoma
C. Bronchoalveolar cell carcinoma (BAC)
D. Small cell (oat cell) carcinoma
E. Squamous cell carcinoma
Answer» E. Squamous cell carcinoma


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