Medical Definition of Scarlet fever. Scarlet fever: A skin condition that is due to a streptococcal sore throat or any other streptococcal infection. The group A streptococcal bacteria produce a toxin that causes a scarlet rash that initially appears on the neck and chest, then spreads over the body, and lasts around 3 days. As the rash fades, desquamation (peeling) may occur around the fingertips, toes, and groin area. Scarlet fever is usually not a serious illness when treated promptly with antibiotics such as penicillin. However, untreated streptococcal infection can cause kidney inflammation (glomerulonephritis) and rheumatic fever. Also known as scarlatina. Last Editorial Review: 6/9/2. Does your child have a bright red, bumpy rash? It could be scarlet fever, that's caused by the same bacteria that causes strep throat. Rheumatic fever, on the other hand, is a complication of scarlet fever particularly the strep throat. It is also caused by a Group A Strep infection. Scarlet fever is caused by the bacterium Streptococcus pyogenes, or group A beta-hemolytic streptococcus. This is the same bacterium that causes strep throat. Scarlet fever results from an infection with Streptococcus pyogenes or group A beta haemolytic streptococci that produces an erythrogenic toxin (1,2). Scarlet Fever - Symptoms, Causes, Treatment, Pictures, Photos of Rash, Contagious, in adults, children, during pregnancy. It is characterized by the development of a. Scarlet Fever In ChildrenScarlet Fever Pictures
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