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Published on: July 31, 2021
[Immunization in preterm infants--current knowledge]
Hanna Czajka1, Izabela Tarczoń, Ryszard Lauterbach
1Pediatryczna Poradnia Szczepień dla Dzieci z Grup Wysokiego Ryzyka, Wojewódzki Specjalistyczny Szpital Dzieciecy im. św. Ludwika w Krakowie.
Insights
Early immunization is crucial for preterm infants due to their weaker immunity, but safety concerns exist. This review examines the immune response and safety of vaccines against tetanus, diphtheria, pertussis, polio, and pneumococcal diseases in premature infants.
Area of Science:
- Neonatal immunology
- Infectious disease prevention
- Vaccinology
Context:
- Premature infants possess immature immune systems, posing challenges for infectious disease prevention.
- Early immunization is necessary for protecting vulnerable preterm infants against serious infections.
- Concerns exist regarding vaccine efficacy and adverse events in this high-risk population.
Purpose:
- To review the medical literature on the immunological response of premature infants to key vaccines.
- To assess the safety and efficacy of immunization against tetanus, diphtheria, pertussis, poliomyelitis, and pneumococcal diseases in preterm infants.
- To identify factors influencing vaccine response, such as corticotherapy and blood product transfusions.
Summary:
- The review focuses on the post-immunization response in premature newborns to vaccines for tetanus, diphtheria, pertussis, poliomyelitis, and pneumococcal infections.
- It evaluates the impact of factors like corticotherapy and blood transfusions on the immune response to vaccination.
- The safety of immunizing high-risk preterm infants is a key consideration.
Impact:
- Provides critical insights into optimizing vaccination strategies for premature infants.
- Informs healthcare providers about potential risks and benefits of early immunization in preterm populations.
- Contributes to evidence-based guidelines for infectious disease prevention in vulnerable newborns.
Abstract:
The immunological system of premature newborns /preterm infants/ is a special challenge for specialists in infectious diseases prevention. The early beginning of immunization in this group is relevant to the necessity of the protection of the premature newborns, who have weaker immunity for infectious diseases than the group of infants born at term. But on the other hand there is justified fear for weaker protection and appearance of unexpected adverse events after immunization in this group of infants. In the review of medical literature covering these problems special attention was paid to the postimmunization response of premature newborns and to the antigens of the following diseases: tetanus, diphtheria, pertussis, poliomyelitis and pneumococci. Such factors as corticotherapy, blood transfusion or blood products may influence the immunization response. We also assessed the safety of immunisation for this group of high risk infants.
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