20) Female,40years old. Ventricular septal defect was found for 38 years and persistent fever since thetooth extraction 3 months ago. Physical examination: temperature:37.6°c, petechiae on the skin,...

20) Female,40years old. Ventricular septal defect was found for 38 years and persistent fever since the tooth extraction 3 months ago. Physical examination: temperature:37.6°c, petechiae on the skin, systolic murmur can be heard in the aortic valve auscultation area, and eniarged spleen. What is the most likely clinical diagnosis for this patient? AMyocarditis BPericarditis C Left heart failure D Infective endocarditis E None of the above