拍胸片，看肺里是否有炎症。化验心肌酶，看是否有心肌炎。
O B-Medical_Examination I-Medical_Examination O O O O O O O O O O B-Medical_Examination I-Medical_Examination B-Medical_Examination I-Medical_Examination I-Medical_Examination O O O O O B-Symptom I-Symptom I-Symptom O