A 78-Year-Old Patient Presents With Weight Loss, Cough

Poll

A 78-year-old man presents with a cough and history of weight loss of several weeks' duration. Chest imaging reveals the presence of an intrapulmonary mass. What is your diagnosis?

A 78-year-old man presents with a cough and history of weight loss of several weeks' duration. Chest imaging reveals the presence of an intrapulmonary mass.

What is your diagnosis?

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