Home
HelpTest Code LABGBSPRX Beta Strep, Vaginal Screen, Reflex Susceptibility for Penicillin Allergy
Clinical Information
Group B Strep (Streptococcus) screen at 35-37 weeks gestation if patient is penicillin allergic.
Synonym
- GBS REFLEX
- GBS
- Streptococcus agalactiae
Specimen Required
Preferred Container/Tube: eSwab
Acceptable Container/Tube: eSwab
Specimen Source: Vaginal-rectal
Specimen Minimum Volume: 1 mL
Specimen Stability Information
Ambient: 2 days
Reflex Test
| Reporting Name | Available Separately | Always Performed |
| MALDI-TOF | No | No |
| Susceptibility | No | No |
Reference Values
Negative
Interpretation
This test was performed using a real-time PCR assay for the detection of Group B Streptococcus DNA.
Method Description
Concentration in LIM broth for > 18 hours followed by real-time polymerase chain reaction (PCR) testing for Group B Streptococcus (GBS) DNA sequence.
Performing Lab
Clinical Lab UH
Day(s) Performed
Monday through Friday
Report Available
2 days
Reporting Name
Beta Strep Screen to MIC
CPT Code Information
87081
87150