Culture-Group B Strep Susceptibility Testing

Label Mnemonic:	GPBCX
Epic code:	LAB2328
Downtime form:	Doctor/Provider Orders - Pathology Microbiology

Microbiology
BT 6004
356-2591 Bacteriology/Virology Section

Collection Medium:

ESwab Collection & Transport System (Hospital Stores #74541)

Testing Schedule:

24 hrs/day, 7 days a week, including holidays.

Turn Around Time:

Cultures are completed within 2-3 days.

Comments:

A culture used to screen OB or pediatric specimens for Group B 
Streptococcus.  This order includes susceptibility testing for 
clindamycin, ceftriaxone, penicillin, and vancomycin.

CDC recommends universal prenatal screening for vaginal and rectal GBS 
colonization of all pregnant women at 35-37 weeks gestation.  Swab the 
lower vagina, followed by the rectum using the same swab.

Reference:
1. CDC. Prevention of Perinatal Group B Streptococcal Disease.  
Revised 
Guidelines from CDC.  MMWR. August 16, 2002; 51(RR-11).

CPT Code:

87081