Culture-Group B Strep Susceptibility Testing

Label Mnemonic:	GPBCX
Epic code:	LAB2328
Order form:	Microbiology/Molecular Infectious Disease Requisition
Supply order:	Supply Order Form
Billing:	Billing Policies
CPT code:	87081

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).

Sample Processing:

Label transport tube with two patient identifiers, date and time of collection.
Maintain sterility and forward promptly to lab.
Specimen should be collected and packaged as close to shipping time as possible.

Sample Storage:

Refrigerate up to 24 hours.

Transport Instructions:

Coolant packs up to 8 hours.
Place requisition into outside pocket of bag.
Place specimen into zip-lock type bag, seal bag.