Lung tumors may be
Metastatic from other sites in the body
Primary tumors of the lung may be
Malignant (see table )
Benign (see table )
The most common lung cancer is non–small cell lung cancer (see Lung Carcinoma Lung Carcinoma Lung carcinoma is the leading cause of cancer-related death in men and women worldwide. About 85% of cases are related to cigarette smoking. Symptoms can include cough, chest discomfort or pain... read more ).