Multiple cystic lung disease.

[lymphangioleiomyomatosis]

A lung cyst is an air-filled lucent structure surrounded by a thin wall . The presence of multiple intrapulmonary cysts is defined as cystic lung disease . Although cystic lung disease is rare , incidental detection has increased significantly in recent years by screening using computed tomography . There are many conditions that can mimic lung cysts and cause cystic lung disease . Clinical , radiographic , and histologic findings are all necessary for a proper diagnosis , and multidisciplinary approaches are frequently required . The aim of this report is to review the causes and characteristics of cystic lung disease to better understand and improve treatment .