A 40 year old female presented with dyspnoea on exertion grade and palpitations. ECG showed atrial fibrillation with fast ventricular rate. Echocardiography shows severe mitral stenosis with left atrial appendage clot. Which of the following is not advised?
Diltiazen to control ventricular rate
Start warfarin and follow-up with repeat echocardiography
EC followed by percutaneous balloon mitral valvuloplasty
Open mitral commissurotomy with clot removal