Once cause rheumatic fever after infecting the streptococcus? 's prevention and health care

Once cause rheumatic fever after infecting the streptococcus? 's prevention and health care
Once the human body has been infected with the streptococcus and does not cause rheumatic fever. Ract the streptococcuss been infected with the streptococcus and does not cause rheumatic fever. Even so, after streptococcus upper airway infection, the morbidity of the acute rheumatic fever is only 0.3 in distributing the case, the prevailing area is 3%. The streptococcus of the skin is infected with, if rheumatic fever will not take place in the pustule sore. Perhaps its reason is that funguses type are different, or a certain composition in the skin can inhibit haemolysis activity of the streptococcus and antigen of the streptococcus. Skin infection of the deep department, for instance rheumatic fever will not take place either while weaving inflammation, erysipelas,etc. in the honeycomb. Its reason is still not very clear at present. In addition the streptococcus must last a regular period to infect, within 9 days after streptococcus upper airway infection, can prevent acute rheumatic fever with penicillin. Can inhibit the growth of the streptococcus with sulfa drugs, but can't prevent acute rheumatic fever.
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