HELLO MAYO CLINIC/JACKSONVILLE, WE HAVE A QUESTION FOR A CARDIOLOGIST

HELLO MAYO CLINIC/JACKSONVILLE,
WE HAVE A QUESTION FOR A CARDIOLOGIST EXPERT IN HOW TO TREAT (AFIB) WITH THE INCONVENIENT OF AN SMALL BLOOD CLOT IN BACK OF THE HEART, MY HUSBAND IS THE ONE SUFFER FROM THIS CONDITION, THAT WAS DISCOVER IN SEPTEMBER 2015,WITH OUT OF SYMPTOMS,HE IS BEEN TREET WITH ANTICUAGULANTS IN ORDER TO TRY TO DESOLVE THE CLOT,AND THEM PROCEDURE WITH CARDIO VERSION,YESTEDAY WAS THE THIRD INTENT AND THE BLOOD CLOT STILL THERE , WE WILL LIKE TO KNOW IF A SURGERY TO REMOVED THE CLOT WILL BE THE OPTION OR NOT , HE IS 75 YEARS OLD CUBAN,WE MOVE TO FLORIDA ABOUT 3 YEARS AGO FROM NJ,SINCE WE ARE HERE WE USE CLEVELAND CLINIC FOR OUR HELTH CARE,AND SO FAR WE ARE VERY HAPPY THEY ARE VERY PROFESIONAL AND VERY UPDATED ,BUT WE MAY NEED A SECOND OPINION,MY HUSBAND NAME IS ARMANDO MACHADO.THANK YOU FOR YOUR ANSWSER
1