Progress of the relationship between Streptococcus infection and Henoch-Sch?nlein purpura,purpura ne-phritis / 国际儿科学杂志

Group A streptococcus ( GAS) is the most common pathogens of human streptococcal infec-tion. It is considered that GAS infection is one of the important factors leading to Henoch-Sch?nlein purpura (HSP). It can promote the occurrence of Henoch-Sch?nlein purpura nephritis(HSPN),and aggravate HSPN. Hemolysin,protease and superantigen involved in the pathogenesis of GAS. Research progress of the relationship between streptococcal infection and HSP and HSPN are summarized as follows.