In 1999, there were 300 cases of toxic shock associated with GAS infection and 600 cases of necrotizing fasciitis.
Deep bites or bites near joints can damage joints and bones, causing inflammation of the bone and bone marrow, necrotizing fasciitis, or septic arthritis.
In the 1990s, outbreaks of a virulent strain of group A streptococcus were reported to cause a toxic-shock-like illness and a severe invasive infection called necrotizing fasciitis, which destroys skin and muscle tissue.
However, since the death rate in necrotizing fasciitis is 30 to 50 percent, it is wise to seek prompt treatment for any streptococcal infection.
Necrotizing fasciitis has a death rate of 30 to 50 percent.