what is a strep host
Strep throat is a contagious disease caused by infection with streptococcal bacteria, which causes inflammation and swelling of the mucous membranes lining the back of the throat and the tonsils.atient Comments Read 11 Comments Share Your Story. Strep throat is caused by infection with Group A Streptococcus (GAS) bacteria, specifically Streptococcus pyogenes. The streptococcal infection invades the pharyngeal tissue and causes a localized inflammatory reaction of the throat and tonsils.