Infection with Streptococcus pyogenes, a beta-hemolytic bacterium that belongs to Lancefield serogroup A, also known as the group A streptococci (GAS

Group A Streptococcus (group A strep) is a type of bacterium that can cause many different infections that range from illnesses to very serious and deadly diseases.

A group A streptococcal infection is an infection with group A streptococcus (GAS). Streptococcus pyogenes comprises the vast majority of the Lancefield

Pathogenesis and classification. In addition to streptococcal pharyngitis (strep throat), certain Streptococcus species are responsible for many cases of pink eye

Group B Strep Infection is a bacterial infection that can be found in a woman’s vagina or rectum and passed to the baby during delivery.

Learn the symptoms, signs, diagnosis, causes, and treatment of group B strep, a bacteria (Streptococcus agalactiae) that can cause infection in pregnant women and

Streptococcal is a type of bacteria that can cause strep throat (group A) or blood infections (group B). Learn how they can be prevented and treated.

Group B streptococcus (strep) is a common bacterium often carried in your intestines or lower genital tract. Group B strep is usually harmless in adults.

Also known as GBS, group B strep disease is the most common cause of severe infections in newborns that can be deadly, but it can be prevented. About Group B Strep

Symptoms Infants. Most babies born to women carrying group B strep are healthy. But the few who are infected by group B strep during labor can become critically ill.