Solitary pulmonary nodule

Lung lesion smaller than 4 cm

Common: Bronchiolo-alveolar carcinoma; Bronchogenic carcinoma; Carcinoid; Hamartoma; Histoplasmosis; Metastasis; Postinflammatory scar; Round pneumonia; Tuberculoma
Uncommon: Amyloidoma; Anomalous pulmonary vein; Arteriovenous malformation; Asbestosis; Aspergilloma; Benign lung neoplasm; Castleman disease; Coal-worker pneumoconiosis; Dirofilaria immitis; Fluid-filled bronchial cyst; Fluid-filled bronchiectatic cyst; Fluid-filled bulla; Granuloma; Gumma; Hematoma; Hydatid cyst; Inflammatory pseudotumor; Intralobar pulmonary sequestration; Intrapulmonary lymph node; Leiomyosarcoma; Lipoid pneumonia; Lung abscess; Lymphoma; Mucocele; Mucoid impaction; Mucus plug; Mycetoma; Normal pulmonary blood vessel; Organized pneumonia; Paragonimiasis; Parasitic disease; Pneumoconiosis; Pulmonary artery aneurysm; Pulmonary blastoma; Pulmonary infarction; Pulmonary plasmacytoma; Pulmonary varix; Rhabdomyosarcoma; Rheumatoid nodule; Rounded atelectasis; Sarcoidosis; Silicosis; Spindle cell tumor; Talcosis; Wegener granulomatosis
Rare: Coccidioidomycosis

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