Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

GROUP B STREP CULTURE/PCR

ORDERING INFORMATION:
Sunquest Test Code:
GRBS      Geisinger Epic Procedure Code: GRBS         Geisinger Epic ID: 21989

SPECIMEN COLLECTION
Specimen type:
Vaginal/rectal swab combination
Preferred collection container:
Alternate Collection Container:
ESwab
Copan Venturi Transystem Liquid Stuart single or double swab
Cepheid sample collection device
BBL CultureSwab Liquid Stuarts single or double swab
Special notes:
See Microbiology Collection Appendix for collection instructions. Check expiration date on transport device before use.

SPECIMEN PROCESSING
Transport temperature:
Transport swab specimen(s) to the laboratory at 2-8°C (temperatures between 2-30°C are acceptable). Specimens at room temperature are only stable for 24 hours.
Specimen stability:
2-8°C for 6 days. Room temperature (15-25°C) = 24 hours.
Rejection criteria:
Improperly labeled/identified specimen. Expired collection or transport device/swab. Collection of specimen with non-approved swabs. Specimens which exceed stability limits. Improper specimen type.

TEST DETAILS
Reference interval:
Negative: No Group B Streptococcus detected by culture-enhanced PCR (Amplified Probe)
Critical values/courtesy alerts:
Positive: Group B Streptococcus detected by culture-enhanced PCR (Amplified Probe)
Additional information:
See GBS FAQ Sheet
CPT code(s):
87077, 87653
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Culture-enhanced real-time PCR detection of Group B Streptococcus
Methodology:
Real-time Polymerase Chain Reaction (PCR)
Synonyms:
Group B culture, culture for beta strep group B, DNA probe, molecular detection of group B Streptococcus, Streptococcus agalactiae, group B strep, group B strep culture, beta strep, group B, group B Streptococcus, RNA probe, probe, group B probe, molecular probe group B strep, PCR, group B PCR, amplified probe, molecular probe group B strep
Clinical significance:
Pregnant women who are colonized with Group B Streptococcus are at high risk for transmission to their babies during childbirth
Doctoral Director(s:)
Donna Wolk PhD, D(ABMM), Raquel Martinez, PhD, D(ABMM)    
Review Date: 05/06/2019

Performing Locations

Geisinger Medical Center

Performing laboratory: Microbiology
Technical Lead: Barbara Heiter
Frequency: Daily, 1st and 2nd shift
Performed stat? No
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