Leaking esophageal probe may lead to false ventilator settings when guiding positive end-expiratory pressure by transpulmonary pressure

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Leaking esophageal probe may lead to false ventilator settings when guiding positive end-expiratory pressure by transpulmonary pressure. / Eichler, Lars; Truskowska, Katarzyna; Goetz, Alwin E; Zöllner, Christian.

in: ANESTH ANALG, Jahrgang 117, Nr. 3, 01.09.2013, S. 649-51.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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@article{19a2592592784c35ac22dc097f6f83b9,
title = "Leaking esophageal probe may lead to false ventilator settings when guiding positive end-expiratory pressure by transpulmonary pressure",
abstract = "Esophageal pressure (Pes) is a surrogate for intrapleural pressure. Measuring Pes during mechanical ventilation allows for positive end-expiratory pressure adjustments by transpulmonary pressure (PL), which has been shown to improve oxygenation and outcome in acute respiratory distress syndrome patients. In morbidly obese patients, we saw progressively increasing PL measurements, although airway pressure (Paw), intra-abdominal pressure, and patient position did not change. On further examination, we determined that the gradual increases of PL were artifacts caused by a leak in the pressure probes, which resulted in underestimation of Pes and overestimation of PL as derived from the equation Paw - Pes = PL.",
keywords = "Air Pressure, Airway Management, Bariatric Surgery, Esophagus, Humans, Medical Errors, Positive-Pressure Respiration, Pressure, Respiration, Artificial, Ventilators, Mechanical",
author = "Lars Eichler and Katarzyna Truskowska and Goetz, {Alwin E} and Christian Z{\"o}llner",
year = "2013",
month = sep,
day = "1",
doi = "10.1213/ANE.0b013e31829ec090",
language = "English",
volume = "117",
pages = "649--51",
journal = "ANESTH ANALG",
issn = "0003-2999",
publisher = "Lippincott Williams and Wilkins",
number = "3",

}

RIS

TY - JOUR

T1 - Leaking esophageal probe may lead to false ventilator settings when guiding positive end-expiratory pressure by transpulmonary pressure

AU - Eichler, Lars

AU - Truskowska, Katarzyna

AU - Goetz, Alwin E

AU - Zöllner, Christian

PY - 2013/9/1

Y1 - 2013/9/1

N2 - Esophageal pressure (Pes) is a surrogate for intrapleural pressure. Measuring Pes during mechanical ventilation allows for positive end-expiratory pressure adjustments by transpulmonary pressure (PL), which has been shown to improve oxygenation and outcome in acute respiratory distress syndrome patients. In morbidly obese patients, we saw progressively increasing PL measurements, although airway pressure (Paw), intra-abdominal pressure, and patient position did not change. On further examination, we determined that the gradual increases of PL were artifacts caused by a leak in the pressure probes, which resulted in underestimation of Pes and overestimation of PL as derived from the equation Paw - Pes = PL.

AB - Esophageal pressure (Pes) is a surrogate for intrapleural pressure. Measuring Pes during mechanical ventilation allows for positive end-expiratory pressure adjustments by transpulmonary pressure (PL), which has been shown to improve oxygenation and outcome in acute respiratory distress syndrome patients. In morbidly obese patients, we saw progressively increasing PL measurements, although airway pressure (Paw), intra-abdominal pressure, and patient position did not change. On further examination, we determined that the gradual increases of PL were artifacts caused by a leak in the pressure probes, which resulted in underestimation of Pes and overestimation of PL as derived from the equation Paw - Pes = PL.

KW - Air Pressure

KW - Airway Management

KW - Bariatric Surgery

KW - Esophagus

KW - Humans

KW - Medical Errors

KW - Positive-Pressure Respiration

KW - Pressure

KW - Respiration, Artificial

KW - Ventilators, Mechanical

U2 - 10.1213/ANE.0b013e31829ec090

DO - 10.1213/ANE.0b013e31829ec090

M3 - SCORING: Journal article

C2 - 23868893

VL - 117

SP - 649

EP - 651

JO - ANESTH ANALG

JF - ANESTH ANALG

SN - 0003-2999

IS - 3

ER -