Laboratorians
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Guidelines
Key Differences for Laboratorians in 2010 Guidelines compared to 2002 Guidelines
- Expanded options for laboratory detection of GBS, including use of pigmented media and PCR assays
- There is a revised colony count threshold for laboratories to report GBS in the urine of pregnant women.
Resources for Laboratorians
Key Resources
- Q&As About Implementing the 2010 Guidelines
- Slide Set [4.1 MB, 54 slides]
- Flowcharts
2010 Guidelines
Questions and Answers Relevant to Laboratorians
Algorithms Relevant to Laboratorians
- Algorithm for recommended laboratory testing for prenatal screening for group B streptococcal (GBS) colonization [66 KB, 1 page].
- Customized Flowcharts for 2010 Guidelines (algorithms for pigmented broth, non-pigmented broth, NAAT, etc.)
Tables Relevant to Laboratorians
- Procedures for collecting clinical specimens for culture of group B Streptococcus (GBS) at 35–37 weeks’ gestation [85 KB, 1 page].
- Procedures for processing clinical specimens for culture of group B Streptococcus (GBS) [96 KB, 1 page].
- Procedures for clindamycin and erythromycin susceptibility testing of group B streptococcal (GBS) isolates, when ordered for penicillin-allergic patients [98 KB, 1 page].
- Identification of group B Streptococcus (GBS) bacteriuria in pregnant women [154 KB, 1 page].
Slide Sets Relevant to Laboratorians
Lab photos
Surveillance
Clinical Overview
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