who is affected by scarlet fever
Introduction. Scarlet fever is a bacterial illness that mainly affects children. It causes a distinctive pink-red rash. The illness is caused by Streptococcus pyogenes bacteria, also known as group A streptococcus, which are found on the skin and in the throat.s it's so contagious, scarlet fever is likely to affect someone in close contact with a person with a sore throat or skin infection caused by streptococcus bacteria. Outbreaks often occur in nurseries and schools where children are in close contact with one another.
Knowledge center. Scarlet fever, also known as scarlatina, is a disease caused by a toxin (erythrogenic exotoxin) released by Streptococcus pyogenes or group A beta-hemolytic streptococcus-the disease occurs in a small percentage of patients with strep infections, such as strep throat or impetigo.auses of scarlet fever. Scarlet fever is caused by a bacterium called Streptococcus pyogenes, or group A beta-hemolytic streptococcus. This is the same bacterium that causes strep throat. When the bacteria release toxins scarlet fever symptoms occur, including the rash, Pastia's lines, red tongue and flushed face.