Imaging Cystic Lung Disease

Purpose of Review Cystic lung disease is characterized by multiple air-filled spaces in the lung. Pulmonary cysts occur in a variety of diseases, including infectious, inhalational, genetic, and neoplastic conditions. The purpose of this report is to review the CT imaging patterns and appearances of the most common cystic lung diseases, and to highlight the differences between different cystic lung diseases and the unique qualities related to each condition.