Malignant | Bronchogenic carcinoma | Adenocarcinoma | Squamous cell carcinoma | Large cell carcinoma | Small cell carcinoma | Metastatic lesions | Breast | Head and neck | Melanoma | Colon | Kidney | Sarcoma | Germ cell tumor | Others | Pulmonary carcinoid | Extranodal lymphoma | Miscellaneous | Plasmacytoma | Schwannoma | | Benign | Infectious granuloma | Histoplasmosis | Coccidioidomycosis | Tuberculosis | Atypical mycobacteria | Cryptococcosis | Blastomycosis | Other infections | Bacterial abscess | Dirofilaria immitis | Echinococcus cyst | Ascariasis | Pneumocystis jirovecii | Aspergillus | Benign neoplasms | Hamartoma | Lipoma | Fibroma | Neurofibroma | Leiomyoma | Angioma | Vascular | Arteriovenous malformation | Pulmonary varix | Hematoma | Pulmonary infarct | Developmental | Bronchogenic cyst | Inflammatory | Granulomatosis with polyangiitis (Wegener's) | Rheumatoid nodule | Sarcoidosis | Other | Amyloidoma | Rounded atelectasis | Intrapulmonary lymph nodes | Pseudotumor (loculated fluid) | Mucoid impaction | |