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Related Concept Videos

Acute Respiratory Failure-V01:29

Acute Respiratory Failure-V

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The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
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Acute Respiratory Failure-IV01:23

Acute Respiratory Failure-IV

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Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
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Acute Respiratory Failure-I01:21

Acute Respiratory Failure-I

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Acute respiratory failure is a condition characterized by the inability of the lungs to perform their primary function: gas exchange. This failure leads to insufficient oxygen levels (hypoxemia) in the blood, elevated carbon dioxide levels (hypercapnia), or both, causing critical impairment in organ function.
Definition: It is defined by specific criteria based on blood gas measurements. Hypoxemia happens when the partial pressure of oxygen (PaO2) falls below 60 mmHg. At the same time,...
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Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

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Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
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Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

4.7K
In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Acute Respiratory Failure-III01:30

Acute Respiratory Failure-III

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Hypercapnic respiratory failure, also known as Type 2 or ventilatory respiratory failure, is a severe condition characterized by the body's inability to effectively remove carbon dioxide (CO2) from the bloodstream. It leads to an arterial CO2 pressure (PaCO2) exceeding 45 mmHg and a blood pH above 7.35. This situation indicates that the body's ventilatory demand, or the ventilation needed to maintain normal PaCO2 levels, surpasses its supply or the maximum gas flow achievable without...
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Related Experiment Video

Updated: Mar 22, 2026

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome ARDS
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Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome ARDS

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What's Next After ARDS: Long-Term Outcomes.

Davide Chiumello1, Silvia Coppola2, Sara Froio2

  • 1Dipartimento di Anestesia e Rianimazione (Intensiva e Subintensiva) e Terapia del dolore, Fondazione IRCCS Ca' Granda-Ospedale Maggiore Policlinico, Milano, Italy. Dipartimento di Fisiopatologia Medico-Chirurgica e dei Trapianti, Università degli Studi di Milano, Italy. chiumello@libero.it.

Respiratory Care
|April 29, 2016
PubMed
Summary

Long-term outcomes for Acute Respiratory Distress Syndrome (ARDS) patients remain poor despite reduced mortality. This review examines quality of life, disability, and lung function up to five years post-ARDS.

Keywords:
ARDShealth-related quality of lifelong-term outcomeslung imagingneuropsychological disabilitypulmonary function

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Halogenated Agent Delivery in Porcine Model of Acute Respiratory Distress Syndrome via an Intensive Care Unit Type Device
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Halogenated Agent Delivery in Porcine Model of Acute Respiratory Distress Syndrome via an Intensive Care Unit Type Device

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Last Updated: Mar 22, 2026

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome ARDS
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Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome ARDS

Published on: April 7, 2021

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Halogenated Agent Delivery in Porcine Model of Acute Respiratory Distress Syndrome via an Intensive Care Unit Type Device
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Halogenated Agent Delivery in Porcine Model of Acute Respiratory Distress Syndrome via an Intensive Care Unit Type Device

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Area of Science:

  • Critical Care Medicine
  • Pulmonology
  • Respiratory Health

Background:

  • Acute Respiratory Distress Syndrome (ARDS) is a severe lung injury with significant morbidity.
  • While short-term mortality has decreased, long-term patient outcomes require further investigation.

Purpose of the Study:

  • To review current literature on the long-term outcomes of ARDS survivors.
  • To assess post-ARDS health-related quality of life, disability, and pulmonary function.

Main Methods:

  • Literature review of recent studies on ARDS long-term outcomes.
  • Analysis of data up to 5 years post-discharge.

Main Results:

  • Long-term outcomes for ARDS patients are still unsatisfactory.
  • Studies assess quality of life, neuropsychological disability, radiological findings, and pulmonary function.

Conclusions:

  • Improved short-term survival in ARDS does not guarantee favorable long-term recovery.
  • Further research is needed to understand and improve the long-term sequelae of ARDS.