A previous baby with GBS disease. "You can be positive in one pregnancy and negative in the next one," says Layan Alrahmani, M.D., an ob-gyn, maternal-fetal medicine specialist, and member of ...

Your OB/GYN might do a urine culture early in your pregnancy to look for group B strep bacteria. You should be tested for it between your 35th and 37th weeks of pregnancy. The doctor will take a ...

Group B Strep, or GBS, is a type of bacteria that ... health ramifications and rarely catastrophic effects,” said OB-GYN Specialist Dr. Philip Clements of St. Peter’s Health Partners.