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Lung tumors may be
Primary
Metastatic from other sites in the body
Primary tumors of the lung may be
Malignant (see table Classification of Primary Malignant Lung Tumors)
Benign (see table Classification of Benign Lung Tumors)
The most common lung cancer is non–small cell lung cancer (see Lung Carcinoma).
Table
Classification of Primary Malignant Lung Tumors
Table
Classification of Benign Lung Tumors
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