Source:http://linkedlifedata.com/resource/umls/id/C0004144
CSP: collapse of all or part of a lung due to bronchial plugging or the chest cavity being opened to atomspheric pressure.,NCI: Failure of the lung to expand (inflate) completely. This may be caused by a blocked airway, a tumor, general anesthesia, pneumonia or other lung infections, lung disease, or long-term bedrest with shallow breathing. Sometimes called a collapsed lung.,MSH: Absence of air in the entire or part of a lung, such as an incompletely inflated neonate lung or a collapsed adult lung. Pulmonary atelectasis can be caused by airway obstruction, lung compression, fibrotic contraction, or other factors.,NCI: A disorder characterized by the collapse of part or the entire lung.,NCI: The collapse of part or the entire lung due to airway obstruction, infection, tumor, or general anesthesia.