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Related Experiment Videos

Paediatric pulmonary vascular disease.

Irene M Lang1, Diana Bonderman, Meinhard Kneussl

  • 1Department of Adult Cardiology, Medical University of Vienna, Vienna, Austria. irene.lang@univie.ac.at

Paediatric Respiratory Reviews
|July 28, 2004
PubMed
Summary

Pulmonary vascular disease affects intrinsic pulmonary vessels, potentially causing pulmonary hypertension (PH). This review examines pediatric PH based on the 2003 World Health Organization classification.

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Area of Science:

  • Pediatric Cardiology
  • Pulmonology
  • Vascular Biology

Background:

  • Pulmonary vascular disease involves pathologies of pulmonary arteries and veins.
  • Pulmonary hypertension (PH) is defined as mean pulmonary arterial pressure >25 mmHg.
  • PH can be pre-capillary or post-capillary, affecting resistance vessels or venous pressure.

Purpose of the Study:

  • To review pulmonary vascular disease in children.
  • To classify pediatric PH using the 2003 World Health Organization (Venice) classification.

Main Methods:

  • Review of existing literature on pediatric pulmonary vascular disease.
  • Application of the 2003 WHO classification criteria for PH.

Main Results:

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  • Pulmonary vascular disease can lead to increased pulmonary vascular resistance.
  • Pathological changes include vasoconstriction, remodeling, and thrombosis.
  • The primary consequence of increased resistance is right ventricular failure.

    • Conclusions:

    • Pulmonary vascular disease in children requires classification for accurate diagnosis and management.
    • The 2003 WHO classification provides a framework for understanding pediatric PH.
    • Understanding the mechanisms of PH is crucial for addressing right ventricular dysfunction.