August 4, 2026 · Anesthesiology · DOI: 10.1097/ALN.0000000000006296

Dose-Response Effects of Anterior Chest Wall Loading on Lung Mechanics, Regional Ventilation, and Hemodynamics in Acute Respiratory Distress Syndrome: A Prospective Physiological Study

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This study investigates the dose-response effects of anterior chest wall loading (ACWL) on lung mechanics, regional ventilation, and hemodynamics in patients with acute respiratory distress syndrome (ARDS). The authors hypothesized that low levels of ACWL would reduce transpulmonary driving pressure, while higher levels would lead to derecruitment and hemodynamic compromise. Their findings indicate that ACWL alters pleural pressure and respiratory mechanics in a dose-dependent manner, highlighting its potential as a physiological probe for understanding lung-chest wall interactions rather than a therapeutic strategy.

Christoph Boesing, Hans Thieme, Laura Schaefer, Alice Marguerite Conrad, David Mohr, Matthias Otto, Grietje Beck, Patricia R M Rocco, Thomas Luecke, Joerg Krebs

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