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The value of routine cervical cultures before transcervical chorionic villus sampling
M J Kagie1, P L Petit, H H Kanhai
1Department of Obstetrics, University Hospital, Leiden, The Netherlands.
Prenatal Diagnosis
|August 1, 1989
Summary
Routine cervical cultures before chorionic villus sampling (CVS) are not necessary. The study found a low prevalence of pathogens and no link between culture results and pregnancy outcomes, suggesting antiseptic cleansing is sufficient.
Area of Science:
- Obstetrics and Gynecology
- Infectious Disease Screening
Background:
- Chorionic villus sampling (CVS) is an invasive prenatal diagnostic procedure.
- Infection is a potential risk associated with invasive procedures like CVS.
- Routine pre-procedural cervical cultures are sometimes considered to mitigate infection risk.
Purpose of the Study:
- To evaluate the prevalence of pathogenic microorganisms in cervical cultures of women undergoing transcervical CVS.
- To determine if pre-procedural cervical culture results correlate with pregnancy outcomes.
- To assess the necessity of routine cervical cultures before CVS.
Main Methods:
- Prospective study of 226 women undergoing transcervical CVS.
- Collection of routine cervical cultures prior to the procedure.
- Pregnancy outcomes were monitored.
- CVS was performed regardless of culture results.
Main Results:
- The prevalence of potential pathogens in cervical cultures was low.
- Beta-hemolytic Streptococcus was identified in 3% of women.
- No pathogenic microorganisms were isolated in 64% of women.
- No significant relationship was found between cervical culture results and pregnancy outcomes.
Conclusions:
- Routine pre-procedural cervical cultures before transcervical CVS appear unnecessary.
- Adequate antiseptic cleansing of the genital tract is likely sufficient to prevent infection.
- Focusing on antiseptic protocols may be more effective than routine microbial screening.