Publications by authors named "Raphael Joye"

Background: Despite widespread vaccination programs, pertussis continues circulating within populations and remains a life-threatening infection in infants. While several mortality risk factors have been described, a comprehensive synthesis is lacking. We conducted a meta-analysis of studies investigating mortality risk factors in Pertussis infections and validated those factors in a large cohort.

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Unlabelled: Data describing the use of extracorporeal membrane oxygenation (ECMO) in pediatric acute liver failure (PALF) are scarce. Thus, we aimed to describe the use of ECMO in patients with PALF using the data from the Extracorporeal Life Support Organization (ELSO) Registry between January 1, 2010, to December 31, 2022. We described patients' characteristics at ECMO initiation, outcome, and factors associated with mortality.

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Introduction: Pediatric pulmonary hypertension is a rare condition. Survival remains poor in the current management era. There is a lack of data regarding the medical management of pediatric pulmonary hypertension and most pulmonary vasodilators are used off-label in children.

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Purpose: Children with congenital heart disease (CHD) from low- to middle-income countries (LMIC) are suspected to have a high prevalence of antibiotic-resistant microorganisms (ARMOs) carriage, but data are currently lacking. Carriage of ARMOs could impact the post-operative course in pediatric intensive care unit (PICU). The aim of the study was to assess the prevalence of ARMOs carriage in children with CHD from LMIC and its impact on post-operative outcomes.

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There are minimal data describing use of extracorporeal membrane oxygenation (ECMO) in pediatric patient after a liver transplantation (LT). This study aimed at describing ECMO run in this specific situation using the data from Extracorporeal Life Support Organization (ELSO) Registry between January 1, 2010, to December 31, 2022. We described patients' characteristics at ECMO initiation, outcome and mortality risk factors.

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Inhaled nitric oxide (iNO) is a pulmonary vasodilator that plays an important clinical ICU role. The administration of iNO is usually performed through an endotracheal tube, but spontaneously breathing patients might also benefit from iNO administration. The use of the non-invasive administration of iNO through high-flow nasal cannula (HFNC) allows for NO delivery in spontaneously breathing patients who still need supplemental oxygen and positive airway pressure.

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Infective endocarditis due to is a rare but serious invasive infection that occurs mostly in children. Recent advances in nucleic acid amplification testing as well as in cardiac imaging have enabled more accurate diagnosis. A good understanding of the epidemiology and virulence factors remains crucial to guide the therapeutic approach.

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Objectives: To determine factors associated with brain death in children treated with extracorporeal cardiopulmonary resuscitation (E-cardiopulmonary resuscitation).

Design: Retrospective database study.

Settings: Data reported to the Extracorporeal Life Support Organization (ELSO), 2017-2021.

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Introduction: Pulmonary hypertension (PH) is a rare but fatal complication of sickle cell disease (SCD) that is possibly reversible if treated early. Dual-energy computed tomography (DECT) is a valuable tool for diagnosing PH. We attempted to determine if DECT can detect early signs of PH in children with SCD.

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Congenital and acquired heart diseases can cause pulmonary hypertension (PH) in children, either by increasing pulmonary blood flow (PBF), left atrial pressure (LAp), and/or pulmonary vascular resistance (PVR). Pathophysiological process of pulmonary vascular disease (PVD) in different types of congenital heart diseases (CHDs) are reviewed hereafter. As with other types of PH, a rigorous diagnostic evaluation is mandatory to characterize the etiology of the PH, rule out other or additional causes of PH, and establish a risk profile.

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Shock is a life-threatening condition, and its timely recognition is essential for adequate management. Pediatric patients with congenital heart disease admitted to a cardiac intensive care unit (CICU) after surgical corrections are particularly at risk of low cardiac output syndrome (LCOS) and shock. Blood lactate levels and venous oxygen saturation (ScVO) are usually used as shock biomarkers to monitor the efficacy of resuscitation efforts, but they are plagued by some limitations.

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The population of patients with congenital heart disease is constantly growing with an increasing number of individuals reaching adulthood. A significant proportion of these children and young adults will suffer from tachyarrhythmias due to the abnormal anatomy, the hemodynamic burden, or as a sequela of surgical treatment. Depending on the underlying mechanism, arrhythmias may arise in the early postoperative period (hours to days after surgery) or in the late postoperative period (usually years after surgery).

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Background: Infective endocarditis (IE) in pediatric patients is a severe cardiac disease and its actual epidemiology and clinical outcome in Switzerland is scarcely studied.

Methods: Retrospective nationwide multicenter data analysis of pediatric IE in children (<18 years) between 2011 and 2020.

Results: 69 patients were treated for definite (40/69;58%) or possible IE (29/69;42%).

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Background: Eosinophilic myocarditis (EM) is a relatively rare form of myocarditis that could progress to restrictive cardiomyopathy and might be fatal if left untreated. Although myocardial biopsy is considered to be the gold standard for the diagnosis of myocarditis, its use in paediatrics remains controversial and not easily applicable in routine practice.

Case Summary: A 10-year-old girl with no prior medical history presented to the emergency department for fever, odynophagia, and gastrointestinal symptoms despite 48 h of antibiotics (Cefaclor).

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is a gram-negative coccobacillus belonging to the HACEK group ( species, , and species) and is a common oropharyngeal colonizer of healthy young children. Osteoarticular infection is the most commonly reported invasive infection in children, usually presenting a mild clinical picture. However, it can also cause severe invasive infections, especially infective endocarditis, with a high complication rate.

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Portopulmonary hypertension is a rare but serious complication of portal hypertension or portosystemic shunting. Portopulmonary hypertension is an indication for liver transplantation or shunt closure. However, liver transplantation is contraindicated in patients with severe pulmonary arterial hypertension.

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