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Related Concept Videos

Cardiomyopathy VII: Pre and Post Operative Nursing Management01:28

Cardiomyopathy VII: Pre and Post Operative Nursing Management

Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
Peripheral Artery Disease V: Postoperative Nursing Management01:23

Peripheral Artery Disease V: Postoperative Nursing Management

During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

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:
Acute Respiratory Failure-I01:21

Acute Respiratory Failure-I

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,...
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...

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Related Experiment Video

Updated: Jun 6, 2026

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS
08:12

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS

Published on: November 26, 2018

Is postoperative ARDS different from medical ARDS?

Joris Pensier1, Julie Henry2, Yassir Aarab1

  • 1Anesthesiology and Intensive Care; Anesthesia and Critical Care Department B, Saint Eloi Teaching Hospital, Centre Hospitalier Universitaire Montpellier, University of Montpellier, INSERM U1046, CNRS UMR 9214, PhyMedExp, Montpellier, 34295, France.

Critical Care (London, England)
|June 5, 2026
PubMed
Summary
This summary is machine-generated.

Postoperative acute respiratory distress syndrome (ARDS) has better outcomes and distinct risk factors compared to medical ARDS. Management should focus on perioperative care and early detection of surgical complications.

Keywords:
Acute respiratory distress syndromeIntensive care unitPerioperative carePhenotypingVentilation

Related Experiment Videos

Last Updated: Jun 6, 2026

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS
08:12

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS

Published on: November 26, 2018

Area of Science:

  • Intensive Care Medicine
  • Critical Care Research
  • Pulmonary Medicine

Background:

  • Postoperative patients are underrepresented in acute respiratory distress syndrome (ARDS) clinical trials.
  • The distinct clinical trajectory, outcomes, and prognostic factors of postoperative ARDS compared to medical ARDS are not well understood.
  • This study aims to compare postoperative and medical ARDS.

Purpose of the Study:

  • To compare the early trajectory, 90-day mortality, and mortality risk factors between postoperative and medical ARDS.
  • To determine if postoperative ARDS represents a distinct clinical entity.

Main Methods:

  • Retrospective analysis of prospectively collected data from a tertiary ICU (2003-2023).
  • Inclusion of consecutive intubated adult patients meeting the ARDS New Global Definition.
  • Labeling ARDS as postoperative if onset occurred within 15 days post-surgery.
  • Primary outcome: 90-day mortality assessed via multivariable Cox analysis.
  • Assessment of early ARDS trajectories at day 3.

Main Results:

  • Of 1,077 ARDS patients, 455 (42%) had postoperative ARDS.
  • Postoperative ARDS demonstrated more favorable early trajectories (p=0.03) and lower 90-day mortality (36% vs. 49%, p<0.001) compared to medical ARDS.
  • Postoperative ARDS was independently associated with lower 90-day mortality (aHR=0.68).
  • Prognostic determinants differed: postoperative ARDS mortality linked to extrapulmonary organ dysfunction and surgical factors (e.g., esophageal surgery), not respiratory failure markers.
  • Medical ARDS mortality associated with respiratory failure (PaO2/FiO2, driving pressure) and extrapulmonary organ dysfunction.

Conclusions:

  • Postoperative ARDS is a distinct clinical subtype of ARDS.
  • It is characterized by different early trajectories, outcomes, and prognostic determinants compared to medical ARDS.
  • Management should prioritize perioperative prevention and early identification of surgery-related complications, as extrapulmonary and surgical factors drive mortality more than lung injury itself.