Bronchial atresia
Bronchial atresia(선천성 기관지 무형성증, congenital bronchial atresia)은 bronchus의 proximal segment가 focal obliteration 되면서 distal로 hyperinflation을 보이는 선천성 폐질환이다.
Clinical features
Imaging features
- hyperlucent distal lung segment
- finger in glove
Differential diagnosis
- ABPA; finger in glove 보이나 보통 lucent lesion 없음.
- Other cause of uniliteral hyperlucent lung: Bronchial foreign body, Congenital lobal overinflation, Swyer-James synd