Prevalence of rubella virus in suspected cases of congenital infections
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1Department of Microbiology, Kasturba Medical College, Manipal.
Insights
Congenital rubella infection was detected in 15.2% of infants using IgM antibody tests. Common signs included congenital cataracts and enlarged liver/spleen in infected newborns.
Area of Science:
- Pediatrics
- Virology
- Immunology
Background:
- Congenital infections pose significant risks to newborns.
- Rubella virus infection during pregnancy can lead to severe infant health issues.
Purpose of the Study:
- To determine the prevalence of rubella specific IgM antibodies in infants suspected of congenital infections.
- To identify common clinical manifestations associated with congenital rubella infection.
Main Methods:
- A cohort of 342 infants with suspected congenital infections was analyzed.
- Serum samples were tested for rubella specific IgM antibodies using microplate enzyme-linked immunosorbent assay (mu ELISA).
Main Results:
- 52 out of 342 infants (15.2%) tested positive for rubella specific IgM antibodies.
- The most frequent clinical signs observed in IgM-positive infants were bilateral congenital cataracts and hepatosplenomegaly.
Conclusions:
- Congenital rubella infection is a notable concern in infants presenting with specific symptoms.
- Early detection of rubella specific IgM antibodies is crucial for identifying infected infants and managing potential complications.
Abstract:
This study includes a total of 342 infants suspected of having congenital infections from January 1991-December 1993. Serum samples of these infants were tested for rubella specific IgM antibodies by mu ELISA. Of the total 342 infants, 52 (15.2%) were found to be positive for IgM antibodies to rubella virus. The commonest clinical presentation in infants with IgM antibodies to rubella virus was bilateral congenital cataract and hepatosplenomegaly.
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