A 70 year old woman wit a 40 pack-year smoking history presents with cough and weight loss. She describes recent diffuse darkening of the skin and her Chest x-ray shows a mass suspicious in the right hilum. Her laboratory tests reveal hypokalemia. Which of the following is the most likely histology of the lung cancer?
A. Adenocarcinoma
B. Small cell
C. Squamous cell
D. Mesothelioma
E. Glioblastoma
A. Adenocarcinoma
B. Small cell
C. Squamous cell
D. Mesothelioma
E. Glioblastoma