대한흉부영상의학회 Korean Society of Thoracic Radiology

Discussion

Diagnosis With Brief Discussion

Chief Complaint

Chest PA abnormality

Definitive Diagnosis

Nonspecific interstitial pneumonia

Reviewy

Second common IIP
M < F
40-50 years (1 decade younger than those with UIP
Pathologic features
Spatially and temporally uniform interstitial inflammation with varying degree of fibrosis
Imaging features
Bilateral ground-glass opacity, reticulation, traction bronchiectasis
Distribution: peripheral, subpleural and basal lung predominance
Subpleural sparing ± peribronchovascular fibrosis

Differential diagnosis
Usual interstitial pneumonia
Desquamative interstitial pneumonia
Cyptogenic organizing pneumonia
Hypersensitivity pneumonitis

Keywords