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Published on: May 1, 2021
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Microbiological diagnostics of inneriotrobic infections.
Elena Vitalevna Naumkina1,2, L V Kuklina1, E N Kravchenko1
1Federal State Budgetary Educational Institution of Higher Education «Omsk State Medical University».
Klinicheskaia Laboratornaia Diagnostika
|November 27, 2020
Summary
Microbiological testing for intrauterine infections has limited diagnostic value, often below 30%. Enhancing testing frequency, sample size, and using molecular methods can improve pathogen detection in newborns.
Area of Science:
- Medical Microbiology
- Neonatalogy
- Infectious Diseases
Background:
- Intrauterine infections pose significant risks to fetuses and newborns.
- Accurate etiological diagnosis is crucial for effective management and prevention.
Purpose of the Study:
- To evaluate the diagnostic significance of microbiological methods for bacterial intrauterine infections.
- To assess the information content of biomaterial analysis from mothers and newborns.
Main Methods:
- Retrospective and prospective analysis of microbiological studies (2011-2019).
- Examination of biomaterials (cervical canal, placenta, amniotic fluid) from 63 cases of early neonatal mortality.
- Identification of bacterial pathogens using culture methods.
Main Results:
- Coagulase-negative staphylococci (e.g., Staphylococcus epidermidis) were most frequently isolated.
- Group B streptococci were more common in placenta and amniotic fluid than cervical samples.
- Diagnostic yield of microbiological studies for pathogen confirmation and transmission did not exceed 30%.
Conclusions:
- Current microbiological methods have limited sensitivity for diagnosing intrauterine infections, especially in newborns immediately after birth.
- Increased examination frequency, sample size, and advanced techniques like molecular genetics are recommended to improve diagnostic accuracy.
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