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KEY FACTS
Terminology
Imaging
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Pulmonary artery sling (PAS)
Left pulmonary artery sling (LPAS)
Synonyms
Aberrant left pulmonary artery
Definitions
Left pulmonary artery (LPA) originates from proximal right pulmonary artery (RPA) & wraps around right & posterior walls of distal trachea (forming sling) as it passes leftward between trachea & esophagus
IMAGING
General Features
Radiographic Findings
Fluoroscopic Findings
CT Findings
MR Findings
Echocardiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Javia L et al: Rings, slings, and other tracheal disorders in the neonate. Semin Fetal Neonatal Med. 21(4):277-84, 2016
Chowdhury MM et al: Imaging of congenital lung malformations. Semin Pediatr Surg. 24(4):168-75, 2015
Hsieh ML et al: Single origin of right and left pulmonary arteries from ascending aorta with atretic main pulmonary artery from right ventricle and left pulmonary sling. J Cardiovasc Comput Tomogr. ePub, 2015
Leonardi B et al: Imaging modalities in children with vascular ring and pulmonary artery sling. Pediatr Pulmonol. 50(8):781-8, 2015
Smith BM et al: Rings and slings revisited. Magn Reson Imaging Clin N Am. 23(1):127-35, 2015
Gundavaram MS et al: Asymptomatic pulmonary artery sling: a rare congenital vascular anomaly. Heart Lung Circ. 22(4):297-9, 2013
Backer CL et al: Pulmonary artery sling: current results with cardiopulmonary bypass. J Thorac Cardiovasc Surg. 143(1):144-51, 2012
Berdon WE et al: The triad of bridging bronchus malformation associated with left pulmonary artery sling and narrowing of the airway: the legacy of Wells and Landing. Pediatr Radiol. 42(2):215-9, 2012
Kir M et al: Vascular rings: presentation, imaging strategies, treatment, and outcome. Pediatr Cardiol. 33(4):607-17, 2012
McDonald ES et al: A rare case of horseshoe lung presenting in adulthood and associated with a pulmonary sling: case report and review of the literature. J Thorac Imaging. 25(3):W97-9, 2010
Newman B et al: Left pulmonary artery sling--anatomy and imaging. Semin Ultrasound CT MR. 31(2):158-70, 2010
Backer CL et al: Tracheal reconstruction in children with unilateral lung agenesis or severe hypoplasia. Ann Thorac Surg. 88(2):624-30; discussion 630-1, 2009
Baden W et al: Comparison of imaging techniques in the diagnosis of bridging bronchus. Eur Respir J. 31(5):1125-31, 2008
Yu JM et al: The prevalence and clinical impact of pulmonary artery sling on school-aged children: a large-scale screening study. Pediatr Pulmonol. 43(7):656-61, 2008
Lee KH et al: Use of imaging for assessing anatomical relationships of tracheobronchial anomalies associated with left pulmonary artery sling. Pediatr Radiol. 31(4):269-78, 2001
Woods RK et al: Vascular anomalies and tracheoesophageal compression: a single institution's 25-year experience. Ann Thorac Surg. 72(2):434-8; discussion 438-9, 2001
Berdon WE: Rings, slings, and other things: vascular compression of the infant trachea updated from the midcentury to the millennium--the legacy of Robert E. Gross, MD, and Edward B. D. Neuhauser, MD. Radiology. 216(3):624-32, 2000
Donnelly LF et al: The spectrum of extrinsic lower airway compression in children: MR imaging. AJR Am J Roentgenol. 168(1):59-62, 1997
Siripornpitak S et al: Pulmonary artery sling: anatomical and functional evaluation by MRI. J Comput Assist Tomogr. 21(5):766-8, 1997
Newman B et al: Left pulmonary artery sling: diagnosis and delineation of associated tracheobronchial anomalies with MR. Pediatr Radiol. 26(9):661-8, 1996
Katz M et al: Spiral CT and 3D image reconstruction of vascular rings and associated tracheobronchial anomalies. J Comput Assist Tomogr. 19(4):564-8, 1995
Berdon WE et al: Vascular anomalies and the infant lung: rings, slings, and other things. Semin Roentgenol. 7(1):39-64, 1972
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Pulmonary artery sling (PAS)
Left pulmonary artery sling (LPAS)
Synonyms
Aberrant left pulmonary artery
Definitions
Left pulmonary artery (LPA) originates from proximal right pulmonary artery (RPA) & wraps around right & posterior walls of distal trachea (forming sling) as it passes leftward between trachea & esophagus
IMAGING
General Features
Radiographic Findings
Fluoroscopic Findings
CT Findings
MR Findings
Echocardiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Javia L et al: Rings, slings, and other tracheal disorders in the neonate. Semin Fetal Neonatal Med. 21(4):277-84, 2016
Chowdhury MM et al: Imaging of congenital lung malformations. Semin Pediatr Surg. 24(4):168-75, 2015
Hsieh ML et al: Single origin of right and left pulmonary arteries from ascending aorta with atretic main pulmonary artery from right ventricle and left pulmonary sling. J Cardiovasc Comput Tomogr. ePub, 2015
Leonardi B et al: Imaging modalities in children with vascular ring and pulmonary artery sling. Pediatr Pulmonol. 50(8):781-8, 2015
Smith BM et al: Rings and slings revisited. Magn Reson Imaging Clin N Am. 23(1):127-35, 2015
Gundavaram MS et al: Asymptomatic pulmonary artery sling: a rare congenital vascular anomaly. Heart Lung Circ. 22(4):297-9, 2013
Backer CL et al: Pulmonary artery sling: current results with cardiopulmonary bypass. J Thorac Cardiovasc Surg. 143(1):144-51, 2012
Berdon WE et al: The triad of bridging bronchus malformation associated with left pulmonary artery sling and narrowing of the airway: the legacy of Wells and Landing. Pediatr Radiol. 42(2):215-9, 2012
Kir M et al: Vascular rings: presentation, imaging strategies, treatment, and outcome. Pediatr Cardiol. 33(4):607-17, 2012
McDonald ES et al: A rare case of horseshoe lung presenting in adulthood and associated with a pulmonary sling: case report and review of the literature. J Thorac Imaging. 25(3):W97-9, 2010
Newman B et al: Left pulmonary artery sling--anatomy and imaging. Semin Ultrasound CT MR. 31(2):158-70, 2010
Backer CL et al: Tracheal reconstruction in children with unilateral lung agenesis or severe hypoplasia. Ann Thorac Surg. 88(2):624-30; discussion 630-1, 2009
Baden W et al: Comparison of imaging techniques in the diagnosis of bridging bronchus. Eur Respir J. 31(5):1125-31, 2008
Yu JM et al: The prevalence and clinical impact of pulmonary artery sling on school-aged children: a large-scale screening study. Pediatr Pulmonol. 43(7):656-61, 2008
Lee KH et al: Use of imaging for assessing anatomical relationships of tracheobronchial anomalies associated with left pulmonary artery sling. Pediatr Radiol. 31(4):269-78, 2001
Woods RK et al: Vascular anomalies and tracheoesophageal compression: a single institution's 25-year experience. Ann Thorac Surg. 72(2):434-8; discussion 438-9, 2001
Berdon WE: Rings, slings, and other things: vascular compression of the infant trachea updated from the midcentury to the millennium--the legacy of Robert E. Gross, MD, and Edward B. D. Neuhauser, MD. Radiology. 216(3):624-32, 2000
Donnelly LF et al: The spectrum of extrinsic lower airway compression in children: MR imaging. AJR Am J Roentgenol. 168(1):59-62, 1997
Siripornpitak S et al: Pulmonary artery sling: anatomical and functional evaluation by MRI. J Comput Assist Tomogr. 21(5):766-8, 1997
Newman B et al: Left pulmonary artery sling: diagnosis and delineation of associated tracheobronchial anomalies with MR. Pediatr Radiol. 26(9):661-8, 1996
Katz M et al: Spiral CT and 3D image reconstruction of vascular rings and associated tracheobronchial anomalies. J Comput Assist Tomogr. 19(4):564-8, 1995
Berdon WE et al: Vascular anomalies and the infant lung: rings, slings, and other things. Semin Roentgenol. 7(1):39-64, 1972
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