Ⅸ.Diseases of the circulatory system (I00-I99)I00-I02.Acute rheumatic feverI00.Rheumatic fever without mention of heart involvement I01.Rheumatic fever with heart involvementI01.0.Acute rheumatic pericarditisI01.1.Acute rheumatic endocarditisI01.2.Acute rheumatic myocarditisI01.8.Other acute rheumatic heart diseaseI01.9.Acute rheumatic heart disease, unspecifiedI02.Rheumatic choreaI02.0.Rheumati..