Cite this page: Round or rounded atelectasis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/lungnontumorroundedat.html. Accessed January 23rd, 2018.
Definition / general
- Localized area of subpleural lung collapse with associated pleural fibrosis
- Patients usually asymptomatic with occupational exposure to asbestos
- Usually posterior portion of a lower lobe
- Lung shows ill defined atelectasis with deeply invaginated pleural folds, which may disappear during grossing
Microscopic (histologic) description
- Pleural fibrosis and invagination (use elastic stains to highlight) and atelectasis