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Mechanical Ventilation II: Invasive Ventilation01:23

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Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
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Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
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Ventilatory Modes01:14

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Endotracheal tube extubation is a critical procedure in weaning patients from mechanical ventilation. It involves physically removing the oral or nasal endotracheal (ET) tube, marking the final step in liberating a patient from ventilatory support.
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Development of Obliterative Bronchiolitis in a Murine Model of Orthotopic Lung Transplantation
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Prolonged Mechanical Ventilation After Lung Transplantation-A Single-Center Study.

J Hadem1, J Gottlieb2,3, D Seifert2

  • 1Department of Gastroenterology, Hepatology, and Endocrinology, Hannover Medical School, Hannover, Germany.

American Journal of Transplantation : Official Journal of the American Society of Transplantation and the American Society of Transplant Surgeons
|November 27, 2015
PubMed
Summary

Prolonged mechanical ventilation (PMV) affected 13.8% of lung transplant (LTx) patients, increasing in-hospital mortality. However, long-term outcomes for survivors were similar to those not requiring PMV.

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Area of Science:

  • Cardiology
  • Pulmonology
  • Transplantation Medicine

Background:

  • Prolonged mechanical ventilation (PMV) is a critical complication following lung transplantation (LTx).
  • Understanding the incidence, causes, and impact of PMV is essential for improving patient outcomes.

Purpose of the Study:

  • To investigate the incidence, etiological factors, and clinical outcomes of PMV in lung transplant recipients.
  • To identify predictors of PMV and mortality in this patient population.

Main Methods:

  • Retrospective analysis of 690 double lung transplantation (LTx) recipients from January 2005 to December 2012.
  • Statistical analysis including odds ratios (OR) and hazard ratios (HR) to determine independent predictors.

Main Results:

  • PMV was required in 13.8% of LTx patients, with decreasing incidence over time.
  • Independent predictors of PMV included renal replacement therapy, anastomotic dehiscence, autoimmune comorbidity, and neurologic complications.
  • While PMV was associated with increased in-hospital mortality (60.7% vs. 90.0% in controls), long-term outcomes for hospital survivors did not differ significantly.

Conclusions:

  • PMV complicates a significant portion of LTx procedures and is linked to higher in-hospital mortality.
  • Despite initial increased mortality, patients who survive hospitalization after PMV have comparable long-term outcomes to those who do not require PMV.