middle lobe syndrome


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middle lobe syndrome

[′mid·əl ¦lōb ′sin‚drōm]
(medicine)
A complex of symptoms due to enlarged lymph nodes compressing the bronchus of the right middle lobe, causing atelectasis, bronchiectasis, or chronic pneumonitis of the lobe.
References in periodicals archive ?
The role of timely intervention in middle lobe syndrome in children.
Atelectasis of the RML has been known for many years as the middle lobe syndrome.[15,16] The etiology of middle lobe syndrome in 933 patients collected from 12 reports has been investigated.[4] Benign inflammation (47%), malignant neoplasm (22%), bronchiectasis (15%), and tuberculosis (9%) are the major reasons of the RML syndrome.
Collateral ventilation and the middle lobe syndrome. Am Rev Respir Dis.