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Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

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Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
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Oxygen therapy in chronic obstructive pulmonary disease.

Victor Kim1, Joshua O Benditt, Robert A Wise

  • 1Division of Pulmonary and Critical Care Medicine, Temple University School of Medicine, Philadelphia, PA 19140, USA. victor.kim@tuhs.temple.edu

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|May 6, 2008
PubMed
Summary

Long-term oxygen therapy (LTOT) benefits patients with hypoxemia but requires updated evidence. Further research is needed to assess LTOT

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Area of Science:

  • Pulmonary Medicine
  • Respiratory Therapy

Background:

  • Oxygen therapy has been used for 70 years to treat hypoxemia.
  • Nearly 800,000 patients in the US receive long-term oxygen therapy (LTOT) annually.
  • Current LTOT guidelines are based on data over 25 years old.

Purpose of the Study:

  • To review indications for LTOT.
  • To discuss physiological effects, toxicities, and impact on morbidity and mortality.
  • To highlight the need for updated research on LTOT for specific patient groups.

Main Methods:

  • Literature review of existing studies on oxygen therapy.
  • Analysis of data regarding patient outcomes, physiological effects, and costs.
  • Identification of knowledge gaps in current LTOT research.

Main Results:

  • LTOT is indicated for hypoxemia, with significant healthcare costs.
  • Existing data for LTOT indications are outdated and limited.
  • Concerns exist regarding carbon dioxide retention and oxidant injury with LTOT.

Conclusions:

  • Updated research is crucial for optimizing LTOT.
  • Further studies should investigate LTOT's effects on neurocognitive function, quality of life, and exercise physiology in patients with mild hypoxemia.
  • Evidence-based guidelines are needed to ensure safe and effective LTOT prescription.