Carriers are people who are asymptomatic but test positive for strep bacteria on a throat culture. If someone you are in close contact is a carrier, they may be reinfecting you with the bacteria.

Strep throat is caused by the bacteria Streptococcus ... This is one reason a throat culture or rapid test "is needed to confirm it," says Dr. Melissa Zheng, an otolaryngologist at Mayo Clinic ...

Her history and prenatal course were uncomplicated. She had a negative group B streptococcus culture at 36 weeks. She began contracting at 7 AM and was seen for evaluation at 8 AM. At that time ...

If the test is negative but the doctor still suspects strep throat, they may send a sample to a lab for a culture test, to see if bacteria grow over time. If the strep test is positive ...

However, routine culture detection of the organism can take an additional 24-48 hours. As an alternative, rapid molecular testing for Group A Strep can offer a faster and more efficient method for ...

Strep A infections affect about 750 million people and kill more than 500,000 globally every year, more than influenza, typhoid or whooping cough. Strep A can also cause severe life-threatening ...