Lung Mass Found in Patient With Recurrent Pneumonia

A 58-year-old smoker with recurrent pneumonia presents with an ill-defined mass in the right lung. What is your diagnosis?

A 58-year-old man, a smoker with recurrent pneumonia, presents with an ill-defined mass in the right lung.

What is your diagnosis?

A. Adenocarcinoma

B. Placental transmogrification

C. Amyloid tumor

D. Pneumonia

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