Group B Streptococcus GBS Culture Test
Understanding Group B Streptococcus Screening
Group B Streptococcus (GBS) Culture Test represents a vital prenatal screening procedure that plays a crucial role in protecting newborn health. This specialized diagnostic test detects the presence of Group B Streptococcus bacteria, a common bacterium that can be carried in the digestive tract, rectum, or vagina without causing symptoms in healthy adults. However, when transmitted to newborns during childbirth, GBS can lead to serious, potentially life-threatening infections.
What Does the GBS Culture Test Detect?
The Group B Streptococcus Culture Test specifically identifies the presence of Streptococcus agalactiae bacteria through advanced laboratory techniques. Our testing methodology employs:
- Chromogenic Agar Technology: Specialized culture media that enhances bacterial growth and identification
- Automated Identification Systems: State-of-the-art laboratory equipment for precise bacterial detection
- Standardized Culture Protocols: Following CDC-recommended procedures for optimal accuracy
Who Should Consider GBS Testing?
This essential screening is specifically recommended for:
- All Pregnant Women between 35-37 weeks of gestation
- Women with Previous GBS-Positive Pregnancies
- Patients with GBS Bacteriuria during current pregnancy
- Women Delivering Before 37 Weeks without documented GBS status
- Patients with Ruptured Membranes exceeding 18 hours
- Women with Intrapartum Fever (temperature ≥100.4°F/38.0°C)
Clinical Importance and Benefits
The GBS Culture Test offers numerous critical benefits for maternal and newborn health:
- Newborn Infection Prevention: Reduces risk of early-onset GBS disease by up to 80%
- Informed Delivery Planning: Enables appropriate antibiotic prophylaxis during labor
- Peace of Mind: Provides reassurance about newborn health protection
- Cost-Effective Screening: Affordable testing with significant health benefits
- Standard of Care: Meets American College of Obstetricians and Gynecologists guidelines
Understanding Your Test Results
Positive Results
A positive GBS culture indicates colonization with Group B Streptococcus bacteria. This result enables your healthcare provider to:
- Administer intravenous antibiotics during labor
- Implement preventive measures during delivery
- Monitor your newborn for potential infection signs
- Coordinate with pediatric care teams
Negative Results
A negative result indicates no detectable GBS colonization at testing time. However, retesting may be recommended if:
- Delivery occurs more than 5 weeks after testing
- New risk factors develop before delivery
- Clinical symptoms suggestive of GBS infection appear
Test Pricing and Availability
| Test Description | Price (USD) |
|---|---|
| Group B Streptococcus GBS Culture Test – Discount Price | $30 |
| Group B Streptococcus GBS Culture Test – Regular Price | $34 |
Testing Process and Turnaround
- Sample Type: High vaginal swab or rectal swab in Amies transport medium
- Sample Collection: Available daily until 3:30 PM
- Report Delivery: Results within 2 days
- Transport Requirements: Ship refrigerated
- Preparation: No special preparation required
Nationwide Testing Availability
GGC DNA provides comprehensive Group B Streptococcus testing services across the United States. Our network includes testing facilities in:
- New York City and surrounding areas
- Los Angeles and Southern California
- Chicago and Midwest regions
- Houston and Texas locations
- Phoenix and Arizona centers
- All major metropolitan areas nationwide
Take Action for Your Baby’s Health
Protecting your newborn begins with proper prenatal screening. The Group B Streptococcus Culture Test represents a simple, affordable step toward ensuring your baby’s healthy start. Early detection and appropriate management can prevent serious complications and provide peace of mind during your pregnancy journey.
Ready to schedule your Group B Streptococcus screening? Contact our dedicated healthcare team today to book your appointment or discuss any questions about this essential prenatal test.
Call or WhatsApp: +1(267) 388-9828
Our experienced staff will guide you through the testing process, help you understand your results, and ensure you receive the highest quality prenatal care available. Don’t leave your newborn’s health to chance – schedule your GBS screening today.

