試題詳解

166.五十歲女性有冠心症病史，心臟超音波檢查 LV EF= 34%。患者平時並無症狀，其 24-hours Holter EKG 檢查發現有頻發性心室早期收縮及陣發性非持續性心室頻脈 (nonsustained ventricular tachycardia)。針對此個案的處置，下列敘述何者最為適當？
(A) Implantation of ICD is indicated.
(B) Implantation of ICD is indicated if an EP study shows inducible sustained VT.
(C) Treatment with Amiodarone is indicated, and if the arrhythmia recurs, then an EP study is indicated.
(D) No treatment is indicated unless the arrhythmia becomes symptomatic.
(E) Control underlying CAD is enough.