Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5823810.17816/kazmj58238Scientific ReportClinical and laboratory presentation of rheumatic feverLevinA. I.info@eco-vector.comMarmolevskayaG. S.info@eco-vector.comSmolenskyG. A.info@eco-vector.comPerm Medical Institute1303196445215211401202114012021Copyright © 2021, Levin A.I., Marmolevskaya G.S., Smolensky G.A.2021<p>A well-known feature of rheumatic fever is the extreme richness of its clinical picture. In addition to rheumatic attacks with violent clinical manifestations there are often patients in whom the active rheumatic process proceeds covertly, without pronounced clinical symptoms. Between these two extremes there are innumerable intermediate, transitional forms.</p>Kazan Medical archiveКазанский медицинский архив