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Doctor insights on: How Is The Group B Strep Test Performed

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What is a group b strep test?

What is a group b strep test?

Culture for bacteria: Group b streptococcus is a bacteria present in the vagina and rectum in approximately 20% of women. The test involves a qtip swab of the vagina and rectum to see if the bacteria is present. This is usually done around the 35th week of pregnancy. If positive you will need antibiotics during labor to protect the baby from infection. ...Read more

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Dr. Mark Ingerman
123 doctors shared insights

Group B Strep (Definition)

Group b streptococcus is a bacteria. Many men and women are carriers of gbs. Gbs is significant in pregnancy, because having gbs that is untreated can cause illness to a newborn. Gbs is not a significant infection in the mother, she is treated only to ...Read more


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What is the definition or description of: amniocentesis culture positive for group b strep?

What is the definition or description of: amniocentesis culture positive for group b strep?

Infection: If you had an amniocentesis and the fluid grows goup b strep it means that there is possible infection. I hope your doctor has called you about this result, discussed t with you, and suggested a treatment plan. ...Read more

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What is the accuracy of a DNA test while pg?& how soon in pg can it b done?

What is the accuracy of a DNA test while pg?& how soon in pg can it b done?

What DNA test?: Are you talking about cell free dna to detect chromosome problems like down syndrome (trisomy 21)? If so, the accuracy depends on which test and which chromosome you are concerned about. The companies quote a 99% detection rate for down syndrome but lower for other chromosomes. You can usually test after 10 weeks of pregnancy. ...Read more

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What are the tests for group b streptococcal infection?

What are the tests for group b streptococcal infection?

Culture: Swab taken for culture specifically for gbs. ...Read more

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What is the likelihood that my newborn could contract group b strep after the administration of antibiotics?

What is the likelihood that my newborn could contract group b strep after the administration of antibiotics?

Please ask your OB!!: As since u are beta strep + your OB should have discussed this with u since it is common to be beta strep + as i always discuss this with all of my + beta strep pts if u get antibiotics the chance is very low, not zero but very low your baby will get it and your baby will be watched in the nursery for any possible signs and if u get srom and no labor it is impor to call your OB right away. ...Read more

Dr. Adam King Dr. King
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What is the definition or description of: vaginal swab culture positive for group b strep?

Dr. Adam King Dr. King
4 doctors agreed:
What is the definition or description of: vaginal swab culture positive for group b strep?

GBS: Group b strep (gbs) is one of many bacteria that live on most people's body. When it lives on or around the vaginal area, a newborn baby has a higher risk of getting in or on the body. Unfortunately, gbs can be deadly to a newborn. Please talk to your doctor about what you can do to reduce this risk. ...Read more

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How is a group b strep infection treated in moms. Babies?

How is a group b strep infection treated in moms. Babies?

OB/peds have protocl: The frequency of invasive group b strep disease has declined since the adoption of surveillance and treatment protocols by ob's & peds. Since gbs can come & go, most moms will be screened at 35-37 wks & receive abx during labor if positive, if status unknown she will be treated. Babies are monitored & treated if any signs appear that suggest invasive disease. ...Read more

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Beta streptococcus group b 10.000 to 100.000/ml in urine test -it is need to be treat with antibiotic?

Beta streptococcus group b 10.000 to 100.000/ml in urine test -it is need to be treat with antibiotic?

See below: It may indicate that you have a uti. Usually positive urine cultures have greater than 100, 000 cfu/ml but repeated urines with the same organism in lower numbers are significant. If you have symptoms of a UTI or if you have a significant number of wbc's in your urine you would probably benefit from a course of antibiotic treatment. ...Read more

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Is the vaginal bacteria the most important part of the strep b swab test? Can there be a way that this test can be done incorrectly?

Yes: The test done for group b strep is a test to isolate vaginal or rectal colonization. Vaginal and rectal collection is recommended for most accurate results. Of course, it is important to not cause cross contamination by transferring bacteria from the rectum to the vagina. ...Read more

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Is it common to test positive for strep a on rapid strep and a month later test positive for strep c on throat culture?

Is it common to test positive for strep a on rapid strep and a month later test positive for strep c on throat culture?

Not unusual: Group C strep is frequently found on throat culture and is part of the normal flora that reside in the throat. As such, it's role as the causative agent in any given case of pharyngitis is often uncertain. There is no evidence Group C strep causes Acute Rheumatic Fever. *If it is cultured in an asymptomatic individual there is no necessity to treat it unless it's suspected as the cause. ...Read more

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How accurate is the limulus amebocyte lysate (lal) test in detecting gram neg bacterial endotoxins? What r limitations of this test?

How accurate is the limulus amebocyte lysate (lal) test in detecting gram neg bacterial endotoxins?  What r limitations of this test?

Newer test available: Endotoxin (lipopolysaccharide) are heat-stable breakdown products of gram-negative bacteria as the main constituent of the outer cell membrane. Lal test has been the standard for years, only practical method for direct detection of endotoxin. Recently, a similar assay based on recombinant factor c has been introduced. An elisa test, endolisa reportedly has advantages over the established lal. ...Read more

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What is gbs? Or strep b

What is gbs? Or strep b

Bacterial colony: All pregnant women should get tested for GBS, group B streptococcus, at 35wks. It's not an infection; just colonizes the vagina. If it gets onto your baby as it passes through the birth canal, it can lead to sepsis (whole body infection) -- so if you have it and you're going into labor, you HAVE to be at a hospital to get IV antibiotics (PCN). Can't do anything about it before labor. No symptoms. ...Read more

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When is the soonest that a Hepatitis B surface antigen test can detect the virus after exposure?

When is the soonest that a Hepatitis B surface antigen test can detect the virus after exposure?

Hep B surface Ag: It can take 30 to 150 days to develop symptoms of hepatitis B after you become infected. Hepatitis B surface antigens can be found in your blood within 12 weeks after the infection starts. They are one of the earliest signs of a hepatitis B infection. ...Read more

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How do you know if group b strep is causing a UTI? Tests? Have group b strep in urine, but am heavily colonized and could be contamination from vagina

How do you know if group b strep is causing a UTI? Tests? Have group b strep in urine, but am heavily colonized and could be contamination from vagina

Here are some...: To confirm UTI is based on history + urinalysis + urine culture. History raises the concern of possible UTI; UA + U-culture are to confirm, but always using properly collected urine specimen so to avoid contamination as you mentioned. Clinically, strep B may cause UTI but rare since all bacteria are opportunistic to reflect personal unique defense ability. For detail, ask your doctor timely. ...Read more

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What HIV test is given to pregnant women an how effective are the test. Is additional testing needed after the first test is done an negative ?

What HIV test is given to pregnant women an how effective are the test. Is additional testing needed after the first test is done an negative ?

HIV testing: I am not sure what your worries are. The tests are extremely effective. The doctors providing you or any women in this country know when to retest and what to do in almost every single possible scenarios. From an experts perspective there is nothing to be worrying about. ...Read more

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How are group a & group b strep throat different?

Streptococci A & B: Here is a good article that addresses your question: http://www.Drgreene.Com/articles/streptococcus/. ...Read more

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Got my h.pylori test done, result is 4.67u/ml.this is igg serum test result.how can it be treated! What are the risks?

Got my h.pylori test done, result is 4.67u/ml.this is igg serum test result.how can it be treated! What are the risks?

Any symptoms?: Majority of the people in the world have H pylori colonization/infection and most do not need any treatment. Treatment should be for a disease or symptoms not laboratory results. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. ...Read more

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H pylori antigen in blood is positive what is the next step to confirm diagnosis in 74 yr and what treatment regimen is safe in CKD GFR 42 &duration?

Gastroenterologist: I feel that a gastroenterologist is best qualified to answer your questions and treat you. To detect active h pylori infection, the urea breath test or fecal antigen test ...Read more

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How accurate is this test or is it a scam a prenatal paternity test that doesn't involve any invasive as the baby's DNA can be found within mums blood?

How accurate is this test or is it a scam a prenatal paternity test that doesn't involve any invasive as the baby's DNA can be found within mums blood?

Ask lab: There are several commercially available test to perform non-invasive fetal genetic testing. Ask the lab what the accuracy of the test you are considering is. This should be readily available information from the company that makes the test. ...Read more

Dr. Subir Mitra
91 doctors shared insights

Group B Strep Infection (Definition)

An infection caused by a common ...Read more


Dr. Heidi Fowler
810 doctors shared insights

Streptococcal Infection (Definition)

Streptococcal infection ...Read more