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Generation and Assembly of Virus-Specific Nucleocapsids of the Respiratory Syncytial Virus
Published on: July 27, 2021
Respiratory syncytial virüs infections in neonates and infants
1Department of Pediatrics, Division of Neonatology, İstanbul University Cerrahpaşa School of Medicine, İstanbul, Turkey.
Insights
Respiratory syncytial virus (RSV) causes severe infant respiratory infections, leading to hospitalizations and mortality. Currently, immunoprophylaxis with palivizumab is the only preventive measure for high-risk infants.
Area of Science:
- Pediatrics
- Infectious Diseases
- Virology
Background:
- Respiratory syncytial virus (RSV) is a primary cause of infant respiratory tract infections.
- It leads to high hospitalization and mortality rates in young children, being a leading cause of bronchiolitis and pneumonia.
- RSV is also linked to recurrent wheezing and pediatric asthma.
Purpose of the Study:
- To highlight the severity and impact of RSV infections in infants.
- To underscore the lack of specific treatments and vaccines for RSV.
- To emphasize the role of immunoprophylaxis in managing severe RSV cases.
Main Methods:
- Review of existing literature on RSV epidemiology and clinical impact.
- Analysis of current therapeutic and preventive strategies for RSV.
- Identification of high-risk populations susceptible to severe RSV infection.
Main Results:
- RSV is a significant global health concern, particularly for infants under two.
- High-risk infants (prematurity, congenital heart disease, immune deficiencies) face severe outcomes.
- No specific antiviral treatment or vaccine is currently available for RSV.
Conclusions:
- Severe RSV cases necessitate supportive care like oxygen and hydration.
- Palivizumab immunoprophylaxis remains the sole option for reducing severe RSV morbidity in high-risk infants.
- Further research is needed for effective RSV prevention and treatment strategies.
Abstract:
Respiratory syncytial virus is one of the major causes of respiratory tract infections during infancy with high rates of hospitalization and mortality during the first years of life. It is the most common cause of acute bronchiolitis and viral pneumonia in children below two years of age and second the most common cause of postneonatal infant mortality all around the world following malaria. In addition, the virus has been causally linked to recurrent wheezing and associated with pediatric asthma. The respiratory syncytial virus infections tend to be severe in high risk patients such as patients below six months of age, with prematurity, congenital heart diseases, neuromuscular diseases and immune deficiencies. No specific treatment is available for respiratory syncytial virus infections to date. Severe cases require supportive therapy, mainly oxygen supplementation and hydration, and less frequently, ventilatory support. Because there is no vaccine to prevent respiratory syncytial virus infections or clinically effective treatment to administer to children with respiratory syncytial virus infection, immunoprophylaxis with palivizumab is currently the only method for reducing morbidity associated with severe respiratory syncytial virus in high-risk infants.
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