Test Name: Group B Strep (GBS)


Methodology: DNA


Test Description

This assay utilizes loop-mediated isothermal DNA amplification (LAMP) technology to detect Streptococcus agalactiaeby targeting a segment of the Streptococcus agalactiaegenome.


Specimen Requirements

Vaginal and rectal sample collection should be performed in accordance with published guidelines for collection of clinical specimens for culture of Group B Streptococcus. Acceptable specimen collection/tranpsoprt containers are:
• ThinPrep® Pap Vial
• SimpleSwab™
• BD eSwab *

*Reflex to Penicillin Resistance and Sensitivity testing can be performed off the BD™ ESwab or SimpleSwab specimen and ordered on the WHL requisition.


Storage and Transport

Specimens can be shipped and stored at 4 - 25°C. If shipping temperatures exceeding 25°C are anticipated, use cool plack. Viability after transfer to collection/transport tube is:
• BD™ Liquid Amies Elution Swab (ESwab) Collection and Transport System: 48 hours
• SimpleSwab™: 4 Days
• BD eSwab: 4 Days


Specimen Rejection Criteria

Click here to reference the specimen rejection criteria.


Turn Around Time (TAT): 2 - 3 Days


CPT Codes*: 87653


*The CPT codes provided with our Test Descriptions are based on AMA guidelines and are for informational purposes only. Correct CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed.