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Case Reports
. 2020 Feb 11;13(2):e233793.
doi: 10.1136/bcr-2019-233793.

Pulmonary artery sling: a rare cause of stridor and respiratory distress

Nádia Santos  1 , Teresa Almeida  2 , Maria Carlos Janeiro  3 , Duarte Martins  4
Affiliations
Case Reports

Pulmonary artery sling: a rare cause of stridor and respiratory distress

Nádia Santos et al. BMJ Case Rep. .
No abstract available

Keywords: cardiothoracic surgery; congenital disorders; paediatrics.

PubMed Disclaimer

Conflict of interest statement

Competing interests: None declared.

Figures

Figure 1
Figure 1
Transverse CT image after intravenous administration of iodinated contrast confirms the diagnosis of left pulmonary artery sling (LPAS; yellow arrow) arising from the right pulmonary artery (arrowhead).
Figure 2
Figure 2
A 3D-reconstructed CT image (posterior view) shows LPAS arising from the right pulmonary artery (RPA) crossing behind the trachea (Tr) causing stenosis. LPAS, left pulmonary artery sling.
Figure 3
Figure 3
Chest X-rays show a narrowing and right indentation of the distal trachea.
See this image and copyright information in PMC

References

    1. Yu J-M, Liao C-P, Ge S, et al. . The prevalence and clinical impact of pulmonary artery sling on school-aged children: a large-scale screening study. Pediatr Pulmonol 2008;43:656–61. 10.1002/ppul.20823 - DOI - PubMed
    1. Delacour D, Demeyere M, Dubourg B, et al. . Left pulmonary artery sling: a rare cause of congenital stridor. Diagn Interv Imaging 2017;98:85–7. 10.1016/j.diii.2016.06.012 - DOI - PubMed
    1. Xie J, Juan Y-H, Wang Q, et al. . Evaluation of left pulmonary artery sling, associated cardiovascular anomalies, and surgical outcomes using cardiovascular computed tomography angiography. Sci Rep 2017;7:1–10. 10.1038/srep40042 - DOI - PMC - PubMed

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