About this trial
The purpose of this study is to determine if the left and right ventricular systolic function is involved in the development of weaning failure related to weaning-induced pulmonary edema.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Invasive mechanical ventilation for more than 48 hours
SpO2> 90% with FiO2 ≤40% and PEEP ≤5 cmH2O
Cough effectiveness on tracheal aspirations
Lack of hemodynamic instability and of disorders of consciousness
Disqualifiers
Age <18 years and pregnant women
Patients with a decision of not to resuscitate
Poor echogenicity
Severe mitral valve disease (leakage and/or stenosis, bioprosthesis)
Trial design
Single group
Treatments tested in this trial
Spontaneous breathing trial
Procedure/SurgeryTo perform cardiac and lung echography before and during a spontaneous breathing trial
Treatment groups
Trial outcomes
Primary outcomes
Proportion of patients experiencing left and/or right ventricular
Left ventricular systolic function will be assessed by several
Secondary outcomes
Proportion of patients experiencing a weaning-induced pulmonary
WiPO is defined by new acute respiratory failure during spontaneous
Clinical and echocardiographic predictors of weaning-induced
To test the ability of different clinical and echocardiographic
Sponsors and contacts
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