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Related Concept Videos

Overview of Pulmonary Circulation01:19

Overview of Pulmonary Circulation

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The pulmonary circulation is a vital system in our body that acts as a bridge between the respiratory and cardiovascular systems. It serves as a transport network for deoxygenated blood from the heart to the lungs and then returns oxygen-rich blood back to the heart.
The process begins with the right ventricle of the heart pumping deoxygenated blood into the pulmonary trunk. This large vessel extends about 5 centimeters before splitting into the left and right pulmonary arteries. These arteries...
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Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

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Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
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Related Experiment Video

Updated: Aug 10, 2025

Rat Model of Right-Sided Cardiac Remodeling and Arrhythmia Using Pulmonary Artery Banding
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Rat Model of Right-Sided Cardiac Remodeling and Arrhythmia Using Pulmonary Artery Banding

Published on: August 30, 2024

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Pulmonary artery sling: An overview.

Muhammed Riyas K Rahmath1, Andrew Durward2

  • 1Pediatric cardiology, Pediatrics, Hamad Medical Corporation, Doha, Qatar.

Pediatric Pulmonology
|February 15, 2023
PubMed
Summary
This summary is machine-generated.

Pulmonary artery sling, a rare vascular anomaly, can cause critical airway obstruction in infants due to associated tracheal stenosis. Early diagnosis and surgical repair, including slide tracheoplasty, lead to excellent long-term outcomes for this congenital condition.

Keywords:
bronchoscopycongenital heart diseasepulmonary artery slingtracheal stenosisvascular ring

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Area of Science:

  • Pediatric Cardiology
  • Thoracic Surgery
  • Medical Genetics

Background:

  • Pulmonary artery sling is a rare congenital vascular anomaly.
  • It often presents with tracheobronchial compression and tracheal stenosis in neonates and infants.
  • This can lead to critical airway obstruction, especially with long-segment narrowing and complete tracheal rings.

Approach:

  • This review synthesizes current knowledge on the embryology of pulmonary artery sling.
  • It details diagnostic workup, including essential airway investigations.
  • Management strategies, focusing on surgical repair, are discussed.

Key Points:

  • Early and accurate diagnosis of this cardiac vascular malformation is crucial.
  • Comprehensive evaluation of airway involvement guides surgical planning.
  • Surgical interventions like slide tracheoplasty and left pulmonary artery reimplantation are key to relieving obstruction.

Conclusions:

  • Pulmonary artery sling is a rare but significant cause of congenital airway obstruction.
  • Prompt diagnosis and surgical management can result in excellent long-term outcomes.
  • Understanding the embryology and diagnostic nuances is vital for effective treatment.