Publications by authors named "Bobbia X"

Background: The early mortality of trauma patients, mainly from hemorrhagic shock, raises interest in detecting the presence of non-exteriorized bleeding. Intra-hospital EFAST (Extended Focused Assessment with Sonography for Trauma) has demonstrated its utility in the assessment and management of severe trauma patients (STP). However, there is a lack of data regarding the diagnostic performance of prehospital EFAST (pEFAST).

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Article Synopsis
  • The study examined the effectiveness of serum neutrophil gelatinase-associated lipocalin (NGAL) as an early biomarker for predicting acute kidney injury (AKI) in patients with rhabdomyolysis who visited emergency departments in France.
  • Conducted across five adult EDs, the research included 197 patients with high creatine phosphokinase levels, assessing NGAL levels upon admission and evaluating its correlation with AKI development within 48 hours.
  • Out of those studied, 29% developed AKI by day two, with NGAL showing moderate predictive ability, indicated by an area under the receiver operating characteristic curve (AUC-ROC) of 0.60, meaning further refinement and research are needed
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Introduction: Right diaphragmatic excursion is a reliable and reproducible technique used in intensive care to assess diaphragmatic function. The aim of this study was to investigate the relationship between the appearance of diaphragmatic motion and the etiological diagnosis of patients admitted to the emergency department with acute respiratory failure (ARF).

Materials: A prospective, observational, and multicenter pilot study was conducted.

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Introduction: Assessment of left ventricular ejection fraction (LVEF) is one of the primary objectives of echocardiography. The gold standard assessment technique in emergency medicine is eyeballing. A new tool is now available on pocket ultrasound devices (PUD): automatic LVEF.

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Objectives: To study the diagnostic performance of an ultrasound-based algorithm that includes the deceleration time (DT) of early mitral filling to establish a diagnosis of acute heart failure (AHF) in patients who come to an emergency department because of dyspnea.

Material And Methods: Prospective analysis in a convenience sample of patients who came to a hospital emergency department with acute dyspnea. The algorithm included ultrasound findings and 4 echocardiographic findings as follows: mitral annular plane systolic excursion, Doppler mitral flow velocity, tissue Doppler imaging measure of the lateral annulus, and the DT of early mitral filling.

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Background And Importance: There seems to be evidence of gender and ethnic bias in the early management of acute coronary syndrome. However, whether these differences are related to less severe severity assessment or to less intensive management despite the same severity assessment has not yet been established.

Objective: To show whether viewing an image with characters of different gender appearance or ethnic background changes the prioritization decision in the emergency triage area.

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Point-of-care ultrasound (PoCUS) is commonly used at the bedside in the emergency department (ED) as part of clinical examinations. Studies frequently investigate PoCUS diagnostic accuracy, although its contribution to the overall diagnostic approach is less often evaluated. The primary objective of this prospective, multicenter, cohort study was to assess the contribution of PoCUS to the overall diagnostic approach of patients with right upper quadrant abdominal pain.

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Introduction: The quantification of blood loss in a severe trauma patient allows prognostic quantification and the engagement of adapted therapeutic means. The Advanced Trauma Life Support classification of hemorrhagic shock, based in part on hemodynamic parameters, could be improved. The search for reproducible and non-invasive parameters closely correlated with blood depletion is a necessity.

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Introduction: Severe hemorrhage is the leading cause of early preventable death in severe trauma patients. Delayed diagnosis is a poor prognostic factor, and severe hemorrhage prediction is essential. The aim of our study was to investigate if there was an association between the detection of peritoneal or pleural fluid on prehospital sonography for trauma and posttraumatic severe hemorrhage.

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Objective: To develop a multidisciplinary French reference that addresses initial pre- and in-hospital management of a mild traumatic brain injury patient.

Design: A panel of 22 experts was formed on request from the French Society of Emergency Medicine (SFMU) and the French Society of Anaesthesiology and Critical Care Medicine (SFAR). A policy of declaration and monitoring of links of interest was applied and respected throughout the process of producing the guidelines.

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Article Synopsis
  • Medical students learned to use ultrasound to check for gallbladder problems by practicing on healthy volunteers instead of sick ones.
  • After training, both groups of students were tested, and the ones who practiced on healthy volunteers did almost as well as those who practiced on sick ones.
  • The study suggests that teaching with healthy volunteers might be a good way to train students in ultrasound without needing sick patients.
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Background: The assessment of cardiac output (CO) is a major challenge during shock. The criterion standard for CO evaluation is transpulmonary thermodilution, which is an invasive technique. Speckle tracking is an automatized method of analyzing tissue motion using echography.

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Importance: The extended Focused Assessment With Sonography for Trauma (E-FAST) has become a cornerstone of the diagnostic workup in patients with trauma. The added value of a diagnostic workup including an E-FAST to support decision-making remains unknown.

Objective: To determine how often an immediate course of action adopted in the resuscitation room based on a diagnostic workup that included an E-FAST and before whole-body computed tomography scanning (WBCT) in patients with blunt trauma was appropriate.

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Background: Cardiac output (CO) monitoring is recommended in patients with shock. The search for a reliable, rapid, and noninvasive tool is necessary for clinical practice. A new echocardiographic CO flow index (COF) is the automatic calculation of the sub-aortic VTI multiplied by the automatic calculation of the heart rate (HR).

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Background: Ultra-low dose computed tomography (ULD-CT) was shown to be a good alternative to digital radiographs in various locations. This study aimed to assess the diagnostic sensitivity and specificity of ULD-CT versus digital radiographs in patients consulting for extremity traumas in emergency room.

Methods: Digital radiography and ULD-CT scan were performed in patients consulting at the emergency department (February-August 2018) for extremity traumas.

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Background: Assessment of the volemic loss is a major challenge during the management of hemorrhagic shock. Echocardiography is an increasingly used noninvasive tool for hemodynamic assessment. In mechanically ventilated patients, some studies suggest that respiratory variations of mean subaortic time-velocity integral (∆VTI) would be predictive of fluid filling response.

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Background: Real-time ultrasound (US) guidance facilitates central venous catheterization in intensive care unit (ICU). New magnetic needle-pilot devices could improve efficiency and safety of central venous catheterization. This simulation trial was aimed at comparing venipuncture with a new needle-pilot device to conventional US technique.

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A systematic literature review was carried out to assess the risk factors for readmission to the emergency department in people aged 75 and over. This review shows that certain socio-demographic factors (older age, male gender, not being single), certain underlying conditions (cardio-respiratory diseases, diabetes, cognitive impairment, cancer, depression), a recent history of falling, and impaired autonomy prior to admission are risk factors for readmission to the emergency department more than the cause of admission itself or its severity in people aged 75 and over. The best predictive score for readmission to the emergency department for elderly patients remains to be determined, as does the systematic identification of risk factors associated with specific management in the oldest at-risk group to reduce their readmission after a first visit to the emergency department.

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Objectives: Cardiopulmonary ultrasound imaging can be useful for diagnosing acute heart failure (AHF). We aimed to evaluate the diagnostic performance of an algorithm based on point-of-care ultrasound (POCUS) in patients coming to the emergency department with acute dyspnea.

Material And Methods: Prospective analysis of a convenience sample of patients with acute dyspnea in 2 hospital emergency departments.

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A systematic review of the literature was carried out to assess the risk factors for readmission to the emergency room in people aged 75 and over. This review shows that some socio-demographic factors (high age, male gender, not being single), some underlying conditions (cardio-respiratory diseases, diabetes, cognitive impairment, cancer, depression), a recent history of falling and an impaired autonomy before admission are risk factors for readmission to the emergency room more than the cause of admission itself or its severity in people aged 75 and over. It remains to determine the best predictive readmission score in the elderly and whether a systematic identification of risk factors associated with specific management in the at-risk oldest reduce their readmission after a first visit to the emergency room.

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Objectives: The main objective was to evaluate the precision of the Modified Lung Ultrasound (MLUS score) for predicting the need for respiratory support in the first 48 hours in patients with dyspnea due to the coronavirus disease 2019 (COVID-19). The secondary objectives were 1) to compare the MLUS and National Early Warning Score 2 (NEWS2), as well as the combination of both scores, as predictors of severity according to the World Health Organization (WHO) Ordinal Scale for Clinical Improvement; and 2) to compare severity assessed by ultrasound scoring to severity assessed by lung computed tomography (CT).

Material And Methods: Multicenter prospective observational cohort study conducted from March 30 to April 30, 2020, in 2 university hospitals.

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Purpose: Point-of-care ultrasound using a pocket-ultrasound-device (PUD) is increasing in clinical medicine but the optimal way to teach focused cardiac ultrasound is not clear. We evaluated whether teaching using a PUD or a conventional-ultrasound-device (CUD) is different when the final exam was conducted on a PUD. The primary aim was to compare the weighted total quality scale (WTQS, out of 100) obtained by participants in the two groups (CUD and PUD) on a live volunteer 2-4 weeks after their initial training.

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Introduction: Lung ultrasound is commonly used for the diagnosis of pneumothorax. However, recognition of pleural sliding is subjective and can be difficult for novice. The primary objective was to compare a novices physician's performance in diagnosing pneumothorax from ultrasound (US) scans either with visual evaluation or with maximum longitudinal pleural strain (MLPS).

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