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Related Concept Videos

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.
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
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Oxygen Requirements and Growth Patterns01:29

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Microorganisms exhibit diverse oxygen requirements and growth patterns driven by their metabolic strategies and environmental adaptations. Oxygen, while essential for many organisms, can also be toxic under certain conditions, shaping how microorganisms grow and survive.Oxygen Requirements of MicroorganismsMicroorganisms are classified based on their ability to use or tolerate oxygen:● Obligate aerobes like Mycobacterium tuberculosis need oxygen for energy production, as it serves as the...
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Hemoglobin (Hb) is a crucial molecule in the human body, consisting of four polypeptide chains, each bound to an iron-containing heme group. This unique structure enables hemoglobin to bind to oxygen, with each molecule capable of combining with four molecules of oxygen, leading to rapid and reversible oxygen loading. When fully loaded with oxygen, it is called oxyhemoglobin, while hemoglobin that has released oxygen is called reduced hemoglobin or deoxyhemoglobin. As hemoglobin binds oxygen,...
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Respiratory assessment is a cornerstone of nursing assessments, crucial for the early detection of patient deterioration. This evaluation transcends routine procedures, representing a critical skill nurses must master to ensure optimal patient care.
Objectives and Importance:
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Administering Oxygen by Mask
Administering oxygen by mask is a common nursing intervention that provides supplemental oxygen to patients with respiratory distress or chronic lung conditions. This procedure involves delivering oxygen at a specified rate through a face mask connected to an oxygen source.
Equipment
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Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

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Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
Venturi Mask
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Oxygen as an Essential Medicine.

Matthew F Mart1, Cornelius Sendagire2, Eugene Wesley Ely1

  • 1Division of Allergy, Pulmonary, and Critical Care Medicine, Department of Medicine, Vanderbilt University Medical Center, 1161 21(st) Avenue South, Nashville, TN 37232, USA; Critical Illness, Brain Dysfunction, and Survivorship (CIBS) Center, Vanderbilt University Medical Center, 2525 West End Avenue, Suite 450, 4(th) Floor, Nashville, TN 37203, USA; Geriatric Research, Education, and Clinical Center (GRECC), Tennessee Valley Healthcare System, 1310 24(th) Avenue South, Nashville, TN 37212, USA.

Critical Care Clinics
|September 26, 2022
PubMed
Summary

Supplemental oxygen is vital in critical care, but optimal delivery methods are unknown. Improving oxygen access in low-resource settings is crucial to reduce preventable deaths, especially after the COVID-19 pandemic.

Keywords:
COVID-19Critical illnessGlobal healthOxygen

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Area of Science:

  • Critical care medicine
  • Global health equity

Background:

  • Supplemental oxygen is a critical care medication.
  • Optimal oxygen dose and delivery systems require further clarification.
  • Low- and middle-income countries (LMICs) face significant inequities in medical oxygen access.

Purpose of the Study:

  • To highlight the importance of oxygen "dose" and "delivery" in resource-limited settings.
  • To underscore the impact of oxygen inequities on preventable mortality.
  • To advocate for increased investment and research in medical oxygen utilization and access.

Main Methods:

  • This study is a review and analysis of existing literature and data on supplemental oxygen use.
  • The focus is on identifying challenges and inequities in oxygen supply and demand, particularly in LMICs.
  • The COVID-19 pandemic's impact on oxygen access is examined.

Main Results:

  • Significant disparities exist in oxygen supply and demand within LMICs.
  • These inequities contribute to preventable mortality.
  • The COVID-19 pandemic exacerbated existing oxygen access challenges.

Conclusions:

  • There is an urgent need for improved strategies in supplemental oxygen delivery.
  • Further research and investment are essential to ensure stable medical oxygen access globally.
  • Addressing oxygen inequities is critical for reducing mortality in LMICs.