Any of the several infectious disorders caused by members of streptococcus, a genus of gram positive bacteria belonging to the family Streptococcaceae. Streptococcal infections are classified into Groups A, B, C, D and G.

(streptococcus infection) Infections with bacteria of the genus Streptococcus.

Strep is short for Streptococcus, a type of bacteria. There are several types. Two of them cause most of the strep infections in people: group A and group B. Group A strep causes Strep throat - a sore, red throat. Your tonsils may be swollen and have white spots on them.; Scarlet fever - an illness that follows strep throat. It causes a red rash on the body.; Impetigo - a skin infection; Toxic shock syndrome; Cellulitis and necrotizing fasciitis (flesh-eating disease). Group B strep can cause blood infections, pneumonia and meningitis in newborns. A screening test during pregnancy can tell if you have it. If you do, intravenous (IV) antibiotics during labor can save your baby's life. Adults can also get group B strep infections, especially if they are 65 or older or already have health problems. Strep B can cause urinary tract infections, blood infections, skin infections and pneumonia in adults. Antibiotics are used to treat strep infections.

Streptococci are gram-positive aerobic organisms that cause many disorders, including pharyngitis, pneumonia, wound and skin infections, sepsis, and endocarditis. Symptoms vary with the organ infected. Sequelae of infections due to group A beta-hemolytic streptococci may include rheumatic fever and glomerulonephritis. Most strains are...