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Healthcare-associated infections in the hospitalized neonate: a review

Thomas A Hooven1, Richard A Polin2

  • 1Division of Neonatology, Morgan Stanley Children's Hospital, Columbia University Medical Center, New York, USA.

Early Human Development
|April 9, 2014
PubMed

Insights

Healthcare-associated infections (HAIs) in neonatal intensive care units (NICUs) are common due to immature immune systems and invasive procedures. This article reviews HAIs in the NICU, focusing on central line-associated bloodstream infections (CLABSI).

Area of Science:

  • Neonatal Intensive Care Unit (NICU) Medicine
  • Infectious Diseases
  • Hospital Epidemiology

Background:

  • Healthcare-associated infections (HAIs) significantly increase morbidity, mortality, and costs in Neonatal Intensive Care Units (NICUs).
  • Neonates are particularly vulnerable to HAIs due to underdeveloped immune systems, frequent invasive procedures, and prolonged hospitalizations.
  • Central line-associated bloodstream infections (CLABSI) are the most prevalent HAI in NICUs, often caused by coagulase-negative Staphylococcus species (CONS).

Purpose of the Study:

  • To provide a comprehensive overview of healthcare-associated infections (HAIs) in the Neonatal Intensive Care Unit (NICU).
  • To discuss the epidemiology, diagnosis, prevention, and treatment strategies for HAIs in this vulnerable population.
  • To address the diagnostic challenges associated with coagulase-negative Staphylococcus species (CONS) in suspected CLABSI cases.

Main Methods:

  • Literature review and synthesis of existing data on HAIs in NICUs.
  • Epidemiological analysis of common pathogens and risk factors.
  • Discussion of current diagnostic criteria and interpretation of microbiological results.
  • Review of established and emerging prevention and treatment guidelines.

Main Results:

  • HAIs, particularly CLABSI, represent a significant burden in NICUs, with CONS as a leading causative agent.
  • Distinguishing true infection from contamination by commensal organisms like CONS in blood cultures is a diagnostic challenge.
  • Effective prevention strategies are crucial for reducing HAI incidence and improving neonatal outcomes.

Conclusions:

  • Healthcare-associated infections in the NICU require multifaceted management strategies.
  • Early and accurate diagnosis, coupled with robust prevention protocols, is essential for combating CLABSI and other HAIs.
  • Continued research and adherence to best practices are vital for reducing the impact of HAIs on neonates.

Keywords:
Central line associated blood stream infections (CLABSI)Healthcare-associated infectionsVentilator-associated pneumonia (VAP)

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