Pulmonary Venoocclusive Disease Jud W. Gurney, MD, FACR Key Facts Terminology Rare cause of pulmonary hypertension due primarily to occlusion of post-capillary venous radicles Imaging Findings Pulmonary arterial hypertension +…
Noncardiogenic Pulmonary Edema Aliye O. Bricker, MD Tan-Lucien H. Mohammed, MD, FCCP Key Facts Terminology Acute lung injury is general term for hypoxemic respiratory failure due to alveolar epithelial and…
Lymphangioleiomyomatosis Melissa L. Rosado-de-Christenson, MD, FACR Key Facts Terminology Proliferation of atypical smooth muscle cells in lungs & lymphatics associated with pulmonary cysts Imaging Findings Radiography Normal or increased lung…
Metastases Melissa L. Rosado-de-Christenson, MD, FACR Key Facts Terminology Lung most common site of metastases Pathways: Hematogenous, lymphatic, endobronchial Imaging Findings Multifocal bilateral pulmonary nodules Peripheral, basilar predominant Variable size…
Hepatopulmonary Syndrome Jud W. Gurney, MD, FACR Key Facts Terminology Triad characterized by Chronic liver disease (usually cirrhosis) Increased alveolar-arterial oxygen gradient on room air (> 15 mmHg) Intrapulmonary vascular…
Pulmonary Capillary Hemangiomatosis Jud W. Gurney, MD, FACR Key Facts Terminology Rare cause of pulmonary hypertension due to proliferation of alveolar capillaries within lung Imaging Findings Enlarged pulmonary arteries +…
Community Acquired Pneumonia Jud W. Gurney, MD, FACR Key Facts Imaging Findings Best diagnostic clue: Focal parenchymal abnormality in patient with fever If initial radiograph normal in patient strongly suspected…
Diffuse Interstitial Pneumonitis Tan-Lucien H. Mohammed, MD, FCCP Jud W. Gurney, MD, FACR Key Facts Terminology Chronic idiopathic interstitial pneumonia characterized by macrophage filling of alveolar spaces, probably related to…
Septic Emboli Aqeel A. Chowdhry, MD Tan-Lucien H. Mohammed, MD, FCCP Key Facts Terminology Septic embolism occurs when infected purulent material is dislodged and embolizes to lung Imaging Findings Nodules…
Bronchial Atresia Jud W. Gurney, MD, FACR Key Facts Terminology Congenital atresia of segmental bronchus with normal distal architecture Imaging Findings Apicoposterior segment left upper lobe (50%), followed by right…
