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).
Classification of Primary Malignant Lung Tumors
Type | Example |
|---|---|
Carcinoma | |
Small cell lung cancer | Oat cell Intermediate cell Combined |
Non–small cell lung cancer | Adenocarcinoma Acinar Bronchioloalveolar Papillary Solid Adenosquamous Large cell Clear cell Giant cell Squamous cell Spindle cell |
Other | |
Bronchial gland carcinoma | Adenoid cystic Mucoepidermoid |
Carcinoid | – |
Lymphoma | Primary pulmonary Hodgkin Primary pulmonary non-Hodgkin |
— | |
Classification of Benign Lung Tumors
Type | Example |
|---|---|
Laryngotracheobronchial | Adenoma Hamartoma Myoblastoma Papilloma |
Parenchymal | Fibroma Hamartoma Leiomyoma Lipoma Neurofibroma Schwannoma Sclerosing hemangioma |
