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Collection Instructions

Unity Point Health - Cedar Rapids

Website:

Mayo Medical Laboratories

Mayo Clinic Laboratories

Test Code SPCRGB Group B Strep PCR, LAB2812

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Specimen Type: Vaginal/rectal

Container/Tube: Aerobic culture swab

Specimen Volume: Swab

Additional Information: Indicate specimen source on specimen container and on request.

 

NOTE:  This test should be ordered when delivery is imminent and the group B strep status of the patient is unknown.

Reference Values

No group B streptococcus detected

Day(s) Test Set Up

Monday through Sunday

Methodology

Polymerase Chain Reaction (PCR)/DNA Extraction/PCR Amplification/Hybridization using the Cepheid GeneXpert

Test Classification and CPT Coding

87653

Specimen Transport Temperature

Ambient

Report Available

STAT within 1 hour of receipt.

Routine within 2 hours of receipt.