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Journal ArticleDOI

Pulmonary atelectasis: a pathogenic perioperative entity.

Michelle Duggan, +1 more
- 01 Apr 2005 - 
- Vol. 102, Iss: 4, pp 838-854
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TLDR
The authors discuss the effects and implications of atelectasis in the perioperative period and illustrate how preventive measures may impact outcome and the impact of atElectasis and its prevention in acute lung injury.
Abstract
Atelectasis occurs in the dependent parts of the lungs of most patients who are anesthetized. Development of atelectasis is associated with decreased lung compliance, impairment of oxygenation, increased pulmonary vascular resistance, and development of lung injury. The adverse effects of atelectasis persist into the postoperative period and can impact patient recovery. This review article focuses on the causes, nature, and diagnosis of atelectasis. The authors discuss the effects and implications of atelectasis in the perioperative period and illustrate how preventive measures may impact outcome. In addition, they examine the impact of atelectasis and its prevention in acute lung injury.

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Citations
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References
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Journal ArticleDOI

Pulmonary densities during anesthesia with muscular relaxation--a proposal of atelectasis.

TL;DR: It is suggested that these crest-shaped densities represent atelectases, which develop by compression of lung tissue rather than by resorption of gas.
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Effects of positive end-expiratory pressure on regional distribution of tidal volume and recruitment in adult respiratory distress syndrome

TL;DR: The distribution of tidal volume (VT) and recruitment was investigated by chest computed tomography (CT) in eight sedated-paralyzed patients with the adult respiratory distress syndrome (ARDS) and found that with increasing PEEP, the VTct distribution decreased significantly in the upper levels, did not change in the middle levels, and increased significantly (p < 0.01) in the lower levels.
Journal ArticleDOI

The effects of body mass on lung volumes, respiratory mechanics, and gas exchange during general anesthesia

TL;DR: The effects of body mass index (BMI) on functional residual capacity (FRC), respiratory mechanics, respiratory mechanics (compliance and resistance), gas exchange, and the inspiratory mechanical work done per liter of ventilation during general anesthesia are investigated.
Journal ArticleDOI

Mechanical ventilation affects local and systemic cytokines in an animal model of acute respiratory distress syndrome

TL;DR: It is suggested that the particular ventilatory strategy can affect the release of cytokines into the systemic circulation, a finding that may have relevance for the development of multisystem organ failure.
Journal ArticleDOI

Morbid obesity and postoperative pulmonary atelectasis: an underestimated problem.

TL;DR: Perturbation of respiratory mechanics produced by general anesthesia and surgery is more pronounced in morbidly obese (MO) patients, and general anesthesia in MO patients generated much more atelectasis than in nonobese patients.
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