대한흉부영상의학회 Korean Society of Thoracic Radiology

Discussion

Diagnosis With Brief Discussion

Chief Complaint

Abnormal chest X-ray

Definitive Diagnosis

Desquamative interstitial pneumonia

Past History

Smoker (40 pack-years)

Reviewy

Rare
Extensive, diffuse and uniform airspace filling by pigmented macrophages
Association with smoking (-90%)
; drug reaction, leukemia, asbestosis, pneumoconiosis, connective tissue (RA, lupus, and scleroderma)
Imaging finding
Diffuse ground-glass opacities
Subpleural and lower zone distribution
Cystic spaces in area of ground-glass opacities
Irregular linear opacities, traction bronchiectasis, and emphysema

Keywords