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A Controlled Mouse Model for Neonatal Polymicrobial Sepsis
Published on: January 27, 2019
[Sepsis in children]
Bjorn Gunnarsson1, Theodor Skuli Sigurdsson2, Bergthor Steinn Jonsson3
1Department of Health Care Quality and Patient Safety, Akureyri Hospital, Institute of Health Science Research, University of Akureyri, Akureyri, Iceland.
Insights
Sepsis, a critical condition causing organ dysfunction due to infection, affects millions globally, especially children. Early recognition and prompt treatment are vital for improving outcomes and reducing mortality in pediatric sepsis cases.
Area of Science:
- Pediatrics
- Infectious Diseases
- Critical Care Medicine
Background:
- Sepsis is a life-threatening organ dysfunction caused by a dysregulated host response to infection.
- It affects 50 million people annually, with children representing nearly half of cases and a leading cause of mortality.
- Despite medical advances, sepsis diagnosis in children is challenging due to nonspecific symptoms, and survivors often face long-term health issues.
Purpose of the Study:
- To raise awareness of recent developments in pediatric sepsis.
- To discuss key aspects of diagnosis and management for childhood sepsis.
- To support clinicians in the rapid and safe recognition and management of sepsis in children.
Main Methods:
- Review of current literature and clinical guidelines on pediatric sepsis.
- Emphasis on systematic screening using clinical assessment tools and biomarkers for early diagnosis.
- Discussion of prompt antimicrobial therapy, fluid resuscitation, and supportive care, including adrenaline infusion when necessary.
Main Results:
- Early and accurate diagnosis of sepsis is facilitated by systematic screening and biomarker measurement.
- Prompt initiation of appropriate treatment, including antibiotics and fluid resuscitation, significantly improves prognosis.
- Timely administration of adrenaline is crucial in severe cases.
Conclusions:
- A high index of suspicion, systematic risk assessment, and recognition of clinical/biochemical signs are essential for healthcare professionals.
- Rapid administration of antimicrobial therapy, preceded by blood cultures if possible without delay, is critical.
- Judicious fluid management and frequent reassessment are key components of effective sepsis care in children.
Abstract:
Sepsis is a life-threatening syndrome that occurs when a dysregulated host response to infection results in organ dysfunction. Globally, approximately 50 million cases of sepsis are diagnosed each year, with children accounting for nearly half. Despite advances in vaccination and medical treatment, sepsis remains one of the leading causes of childhood mortality worldwide, and many survivors experience long-term sequelae. The aim of this short review is to raise awareness of recent developments and to discuss key aspects of the diagnosis and management of pediatric sepsis. The clinical presentation of sepsis is often nonspecific, including symptoms such as fever, tachycardia, and increased respiratory rate, making diagnosis challenging. Systematic screening using clinical assessment tools, combined with targeted measurement of biomarkers, can facilitate earlier and more accurate diagnosis. Prognosis improves significantly when appropriate treatment is initiated promptly. It is therefore essential that physicians and other healthcare professionals maintain a high index of suspicion for sepsis, assess risk systematically, and actively seek clinical and biochemical signs of the condition. When sepsis is suspected, antimicrobial therapy should be administered as soon as possible, with blood cultures obtained beforehand if this does not cause significant delay. Judicious fluid resuscitation and frequent reassessment of the patient's condition are crucial, and in severe cases, initiation of intravenous or intraosseous adrenaline infusion should not be delayed. The authors hope that this review will appeal to a broad readership and support clinicians in the rapid and safe recognition and management of sepsis in children.
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