Mass Found in Lung of 61-Year-Old Male

Poll

A 61-year-old male with a 3-month history of cough. Mass found in lung and excised. Click here to see the whole slide image.

Click here for the comparative pathology.

Your diagnosis is:

A. Squamous cell carcinoma
B. Adenocarcinoma
C. Small-cell carcinoma
D. Carcinoid