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What is a STREPTOCOCCUS ANTIGEN (GROUP B) DETECTION?

The Streptococcus Antigen (Group B) Detection test is a diagnostic assay used to identify the presence of Group B Streptococcus (GBS) bacteria, also known as Streptococcus agalactiae. This test is typically performed on samples such as serum, cerebrospinal fluid, or urine. It is important because GBS can cause serious infections, especially in newborns, pregnant women, and individuals with weakened immune systems. Detecting GBS early helps guide timely treatment and prevent complications.

Additional Information

Also known as/ Other names: Group B Streptococcus Antigen Test, GBS Antigen Detection Assay, Streptococcus agalactiae Antigen Test, Group B Strep Rapid Antigen Test, GBS Diagnostic Antigen Screen, Streptococcus Group B Immunoassay
Parameters: 1
Recommended for: M/F/Others
Sample Type: Serum, CSF or Random Urine
Patient Preparation: No prior preparation is needed
Reports: 2 Days

FAQs

Why is this test important during pregnancy?

Group B Streptococcus can be passed from mother to baby during childbirth, leading to severe infections. Early detection helps prevent complications through timely antibiotic treatment.

Who should undergo this test?

Pregnant women, newborns with suspected infection, and individuals with weakened immune systems are commonly recommended to undergo this test for early detection and treatment.

Can this test detect other types of Streptococcus?

No, this test is specific to Group B Streptococcus (Streptococcus agalactiae) and does not detect other groups like Group A, which causes strep throat.

What happens if the test is positive?

A positive result indicates the presence of Group B Streptococcus, and doctors usually prescribe antibiotics to prevent or treat infection, especially in pregnant women and newborns.

What does a negative result mean?

A negative result means Group B Streptococcus was not detected in the sample, reducing the likelihood of infection but not ruling out other bacterial causes.

Can antibiotics affect the test results?

Yes, prior antibiotic use may reduce bacterial presence, potentially affecting detection. Inform your doctor about any medications before undergoing the test.

What are the risks of not testing?

Without testing, undetected Group B Streptococcus can cause severe infections like pneumonia, meningitis, or sepsis, especially in newborns and vulnerable adults.

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