Culture-Group B Strep Susceptibility Testing
Label Mnemonic: GPBCX
Epic code: LAB2328
Downtime form: A-1a 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