The goal of this Prospective interventional multicenter diagnostic study is to investigate the use of diaphragmatic ultrasound (DE) as a diagnostic tool in an adult emergency department for patients in acute respiratory distress. The main question it aims to answer is to evaluate the relevance of measuring the Sum of Plateau Times (SPT) by Clinical Ultrasound in Emergency Medicine (CHEM) for the diagnosis of pneumopathy during acute respiratory distress (ARD) in the Emergency Department. Secondary objectives include the study of other diaphragmatic ultrasound parameters, inspiratory plateau time (IPT) and expiratory plateau time (EPT), and the diagnostic relevance of PTS for the diagnosis of decompensation of Chronic obstructive pulmonary disease (BPCO) and acute cardiogenic pulmonary edema (APO). Each eligible patient will have a right diaphragmatic ultrasound performed by a trained physician, then clinicobiological data will be collected later from medical records, and the etiological diagnosis will be established by a committee of 2 experts in the management of respiratory distress.
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Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (Specificity)
Timeframe: Baseline
Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (sensibility)
Timeframe: Baseline
Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (Positive predictive values)
Timeframe: Baseline
Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (Negative predictive values)
Timeframe: Baseline
Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (Positive likelihood ratio)
Timeframe: Baseline
Assess the relevance of Sum of plateau times (STP) measurement by diaphragmatic ultrasound for the diagnosis of pneumopathy during acute respiratory distress (ARD) in an emergency department. (Negative likelihood ratio)
Timeframe: Baseline