冠状动脉瘤或扩张发生率:15%-25% Coronary artery aneurysms or ectasia develop in 15%0-25% of untreated cases 住院病死率:约0.17% In-hospital mortality rate is about17% 再发率:1-3% Recurrence rate is reported to be 1-3%冠状动脉瘤或扩张发生率: 15%-25% Coronary artery aneurysms or ectasia develop in 15%-25% of untreated cases 住院病死率: 约0.17% In-hospital mortality rate is about 0.17% 再发率: 1-3% Recurrence rate is reported to be 1-3%