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Neonatal Bloodstream Infections: A Narrative Review on Diagnostic and Therapeutic Challenges and Prospects in
Alex Odoom1, Abdul-Halim Osman2, Onyansaniba K Ntim1
1Department of Medical Microbiology University of Ghana Medical School Korle-Bu Accra Ghana.
Insights
Bloodstream infections in neonates are a major concern in developing countries. Improving diagnosis and treatment requires advanced diagnostics, novel therapies, and better public health strategies to combat antimicrobial resistance.
Area of Science:
- Global Health
- Neonatal Medicine
- Infectious Diseases
Background:
- Bloodstream infections (BSIs) present a significant global health challenge, especially in low- and middle-income countries (LMICs).
- Neonates are particularly vulnerable to BSIs due to immature immune systems and limited healthcare access, with an incidence of 5.5 cases per 1000 live births.
- Poor hygiene and limited healthcare infrastructure in LMICs exacerbate the risk and impact of neonatal BSIs.
Purpose of the Study:
- To review the diagnostic and therapeutic challenges of neonatal BSIs in developing countries.
- To identify prospects for improving the diagnosis and treatment of neonatal BSIs in resource-limited settings.
- To highlight the need for context-appropriate and affordable solutions for neonatal health.
Main Methods:
- A nonsystematic narrative review approach was utilized.
- A comprehensive literature search was performed across major electronic databases (PubMed/MEDLINE, Scopus, Web of Science, Google Scholar, ScienceDirect).
- The review prioritized peer-reviewed articles, clinical trials, and systematic reviews published between 2015 and 2025.
Main Results:
- Diagnosis of neonatal BSIs is challenging due to nonspecific symptoms and limitations of traditional methods like blood culture in resource-constrained settings.
- Empirical antibiotic treatment, often necessary, contributes to antimicrobial resistance (AMR) and adverse outcomes.
- Promising solutions include rapid diagnostics, AI, clinical decision support systems, novel antimicrobials, maternal immunization, and enhanced infection prevention strategies.
Conclusions:
- Addressing neonatal BSIs in LMICs requires global collaboration and investment in local laboratory infrastructure and healthcare provider training.
- Development of context-appropriate, affordable diagnostic and therapeutic solutions is crucial for improving neonatal outcomes.
- Strengthening public health strategies, including antimicrobial stewardship and infection prevention, is essential for combating neonatal BSIs.
Background:
Bloodstream infections (BSIs) pose a significant global health challenge, particularly in developing countries. Neonates are highly vulnerable due to underdeveloped immune systems and immature physical barriers, a risk amplified by poor hygiene and limited healthcare access in low- and middle-income countries (LMICs), leading to an estimated incidence of 5.5 cases per 1000 live births. This review aims to provide insight into the diagnostic and therapeutic challenges of neonatal BSIs in developing countries and to identify prospects for improving their diagnosis and treatment.
Methods:
This review employed a nonsystematic narrative approach. A comprehensive literature search was conducted using multiple electronic databases, including PubMed/MEDLINE, Scopus, Web of Science, Google Scholar, and ScienceDirect. The search prioritized peer-reviewed articles, clinical trials, and systematic reviews published within the past decade (2015-2025).
Results:
Diagnosis is severely hampered by nonspecific symptoms and limitations of conventional methods like blood culture, especially in resource-constrained settings lacking advanced molecular diagnostics. This often necessitates empirical antibiotic treatment, which intensifies antimicrobial resistance (AMR), complicates therapy, and leads to adverse outcomes. Promising solutions include rapid diagnostic technologies, artificial intelligence (AI), clinical decision support systems (CDSS), novel antimicrobial agents, alternative therapies like maternal immunization, and robust public health strategies, such as antimicrobial stewardship and stringent infection prevention.
Conclusion:
Addressing this complex issue requires concerted global efforts, substantial investment in local laboratory infrastructure, enhanced healthcare provider training, and the development of context-appropriate, affordable solutions to improve neonatal outcomes in LMICs.
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